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Im s /l CONTENTS WILDINGS * HIGHWAYS AIRPORTS (AIUQAOS PUUIC WORKS CTIONS "ARKWAr tea days m efficiency *' well as t iacrificiog TRST Highnear. u S. Pit oc CEMENT 1951 Construction $99 Billion: $97 Billioo Indicated for 1932 Industrial Expansion . Booms Along................................. Municipal Officials Hear 1932 Prospects......................... Urgency Now Is the Word for MetalScrap................... 21 22 22 24 snszziiiszzsi 453rd Engineers Win Faroe on Korean Bridge Assign ments ............................................................................. 26 Seabees Celebrate Birthday.............................................. 28 CONTRACTS SPECIFICATIONS Renegotiation Board Hears A.G.C. Recommendations. . 31 RESEARCH METHODS First Prestressed Building Slab Poured........................... 33 und the mixer * expedited ng. repaving Strse<g rREWY0flK ures, me. States Plan New Offices and Hospitals........................... 41 New Methods Work on Large Tilt-Up Job..................... 41 SM&SSSB) Highway Officials Told to Push Construction................. Kentucky Tries Ditch Work by Contract................... . Highway Revenues Uptrend Continues........................... 47 47 54 tXiCUTIVI OfRARTMINT H. E. FOREMAN JOHN C. HAYES Editor Logoi Adviser JOHN B. SWEM Assistant Trtasursr tOAID Of DIRECTORS GEORGE B. WALBRIDGE President WILLIAM MUIRHEAD Secretary-Treasurer H. E. FOREMAN Vice-President G. W. MAXON Director B. L. KNOWLES Director A.G.C. Reviews Contract Issues with the Navy............ 56 NATIONAL ASSOCIATION A.G.C. a 33rd Convention to Study `52 Problems . .60 CHAPTERS BRANCHES A.G.C. Charters Presented to Maine and El Paso Chapters ........................................................................ California Chapters Form Joint Labor Committee........ A.G.C. Branch and Chapter Meetings . . ................. 63 67 72 ACCIDENT PREVENTION Support of A.G.C. Safety Program Urged....................... 73 ALSO IN THIS ISSUE News of the Month............................................................ 5 Constructographs ........................................................ ...7. 9. 11 Consumers' Price Index....................................................... 15 Sidelights for Contractors....................... John C. Hayes 17 Editorials .............................................................................. 19 New Equipment and Materials........................................... 76 Advertisers' Products.......................................................... 83 Index of Advertisers............................................................ 87 EDITORIAL DEPARTMENT WILLIAM E. WOODRUFF WILLIAM G. DOOLY, JR. Managing Editor Sties Editor 8USINESS DEPARTMENT M. S. BECK Business Manager GENEVIEVE MORRIS Assistant .INC. 'HimSHAM TIARAROLIS NORFOLK TOR. 0. C. S LARGEST CAPACITY 'Y 19S3 COVER The 433rd Engineer Construction Battalioo blasts fallen steel truss span to dear the way for reconstruction of this Han river railroad bridge, one of acme 38 bridges which this reserve unit, sponsored by the Spokane Chapter. A.G.C., has repaired during the battle in Korea. For underwater blasting, only Korean divers were available. More pictures and a story of the 45Srd's feats are on pages 26-27. Editorial and Advertising Offices Munsey Building, Washington 4. D. C. (District 1306) Eastern Advertising Office Empire State Building, New York City 1, S. L. Feiss, Eastern Manager (LOngacre 4-6634) Western Advertising Office SO North La Salle Street, Chicago 2, L. B. Hammond, Western Manager (RAndolph 6-1843) West Coast Advertising Office M. D. Pugh, 2721 N. Marengo, Altadena, Calif. (SYcamore 7-2894) The Offdal Psb/katies of The Associated General Contractors of America, Inc. M***. onthiir. Editorial sod Executive Office. Munsey Building. Washington 4, D. C. Subscription price fs.M per year. or per copy (July TTCoqr2S<S lot* -eoond m*tter June ** t the Postoffice at Washington. D. C.. under the Act of March 4. mi. Copyright iaat by THt CONSTRUCTOR, JANUARY 1952 CONTENTS BUILDINGS HIGHWAYS PUSLIC WORKS Metals Pinch to Worsen. Run Into *53. Controls Offi cials Say......................................................................... Industry Warns NPA Steel May Go Begging.............. Presidents Legislative Requests Extensive................. \PA to Amend Construction Controls......................... 21 21 22 22 NATIONAL ASSOCIATION Death Takes Anton E. Horst. 12th President of A.G C 48 A.G.C. Announces Annual Election Results................... 50 HIGHWAYS AIRPORTS Sufficiency Ratings Gain Popular Favor......................... 52 Extra npike . LONE laved a utioo's portaat iracter.'ocUble arefuily raining loge of trained icy and leeding creased i&BQlil* ntrained iphs, exling new aaterials, one Star one Star Avenue, ENT ON . BIRMINGHAM INDIANAPOLIS NORFOLK >HINGT0N. 0. C. OBLD'S LARGEST NUAlCAPACin JARY 1952 CONTRACTS SPECIFICATIONS Legislation Introduced to Offset Effects of Wunderlich Decision ......................................................................... 25 Renegotiation Expected to Go into Effect This Month.. 26 Mil'IflM Budget Recommends 17.4 Billion Federal Construction Program ........................................................ ................. Highway-Airport Construction Budget Itemized.......... Building Construction Budget Itemized......................... Heavy-Railroad Construction Budget Itemized............ Defense Construction Budget Itemized........................... SO 30 S3 34 British Prestress Concrete Road Slabs............................. 37 Recent Decisions Affecting Construction....................... 43 iifm Couse Appeals for Ample Equipment Parts.................... 46 NPA Warned Against Equipment Cuts......................... 46 EXECUTIVE DEPARTMENT H. E FOREMAN JOHN C. HAYES Editor Legal Adviser JOHN B. SWEM Assistant Treasurer BOARD OP DIRECTORS GEORGE B. WALBRIDGE WILLIAM MUIRHEAD President Secretary-Treasurer H. E. FOREMAN Y*ee-President G. W. MAXON Director B. L. KNOWLES Director Swiss "Fly" Cement to Remote Dam Site............... . . 54 Q3EED33B Industrial Building Turns Southward............................. Designing to Fit Lumber Market............................. 56 58 ACCIDENT PREVENTION A.G.C. Publishes Series of Safety Booklets................. 390 Report in A.G.C. 1951 Safety Program................. 63 63 CHAPTERS BRANCHES Indiana Group Elects Ryan............................................ 67 A.G.C of Illinois Elects J. F Gallagher....................... 67 Massachusetts Meeting Features Public Relations. ... 70 ALSO IN THIS ISSUE News of the Month............................................................ 5 ConstmctogTaphs........................................................ 7, 9. 11 Consumers' Price Index...................................................... 13 Sidelights for Contractors. .. ............... John C. Hoyt* 15 Editorials ......................................... 19 A.G.C. Forms and Reports................................................ 66 New Equipment and Materials......................................... 75 Advertisers' Products........................................................... 83 Index of Advertisers............................................................. 87 EDITORIAL DEPARTMENT WILLIAM E. WOODRUFF WILLIAM G. DOOLY. JR. Managing Editor S'etea Editor BUSINESS DEPARTMENT M. S. BECK Business Manager GENEVIEVE MORRIS Assistant COVER Construction in Switzerland poses many challenging prob lems. On this month's cover *is a singular solution for the problem of transporting 380 tons of cement pier day to the Oberaar dam site. 7,870 ft. above sea level. Containers are loaded on a train at the cement factory and taken to Oberalp. 4.300 ft. high, where they are loaded on aerial cables which rise to over 9.000 ft. and then descend to the site. Every 72 seconds a container starts its 7-mile round trip over the course at about 8 mi. per hour. Some 500,000 tons will be moved in this manner to the site where mixing machines and silos have been erected. Full story in pictures on p>age 54. (Black Star photos on cover and page 54.) Editorial and Advertising Offices Munsey Building, Washington 4, D. C. (District 1306) Eastern Advertising Office Empire State Building, New York City 1, S. L. Feiss, Eastern Manager (LOngacre 4-6634) Western Advertising Office 30 North La Salle Street. Chicago 2, L. B. Hammond, i Western Manager (RAndolph 6-1843) West Coast Advertising Office M. D. Pugh, 2721 N. Marengo. Altadena, Calif. (SYcamore 7-2894) The Official Publication el The Associated General Contractor* el America, Inc. 00twv- Editorial sad Executive Office. Muaeey Building. Washington 4. D. C. Subscription price 95.00 per year. 40# per copy (July 1 oe ConsRteru-ecntoter,reldaca.s second class matter Jaoe to. 1S4S. at the Poetofflce at Washington. D. C. under the Act of March 4. 18TB. Copyright iass by THi CONSTRUCTOR, flBRUARY 1952 3 CONTENTS IUIIDINW HIGHWAYS AIVOCTS iaiuoass untie works A.G.C. Survey Shows Slowdown in Construction and Planning............................................................................ Construction Council Surveys Markets and Materials in '52................................................................................ NPA Relaxes Self-Authorization Rules.......................... 21 23 24 CONTRACTS SPECIFICATIONS A.G.C. Clarifies Issues Involved in Judicial Review Legislation........................................................................ 27 Renegotiation Board Extends Filing Time..................... 28 A.G.C. Hits Steelworkers' Policy Proposal...................... 31 Sanctions in Lump-Sum Contracts Tested...................... 31 APPRENTICE TRAINING Deferment Plan for Apprentices Proposed..................... 32 New England Moves to Hold Industries....................... S3 HIGHWAYS AIRPORTS Congressional Hearings Begin on Federal-Aid High way Bills........................................................................ 38 Propose Mississippi Parkway Project............................. 39 wm'inwmm Long Shield Saves Cofferdam on Dam Site ................. 41 Pipelines' Past and Prospects Surveyed........................... 42 Managing Director's Report to 33rd Convention....... ................................................................ H. E. Foreman 47 ACCIDENT PREVENTION A.G.C. Contractors Win Safety Honors........................... 72 Contractor Finds Profit in Job Safety............................. 74 ALSO IN THIS ISSUE News of the Month.......................................................... 5 Constructographs.......................................................... 7, 9, 11 Consumers' Price Index.................................................... 13 Sidelights for Contractors......................... John C. Bayes 15 Editorials.............................................................................. 19 A.G.C. Chapter and Branch Annual Meetings............... 76 A.G.C. Forms and Reports............................................... 83 New Equipment and Materials......................................... 96 Advertisers' Products..................................................... 103 Index of Advertisers..................... -..................................... 107 EXICUnV! OCPAITMINT H E FOREMAN JOHN C. HAYES Editor Logoi Adviser JOHN B. SWEM Amutant Treasurer BOAID OP MUCTOtS GEORGE B. WALBRIDGE President WILLIAM MUIRHEAD Secretary-Treasurer H E FOREMAN Vice-President G. W MAXON Director B. L. KNOWLES Director CDITOtlAi DIPAITMINT WILLIAM E. WOODRUFF WILLIAM G. DOOLY, JR. Managing Editor Nome Editor IUSINKSS MPAITMINT M. S. BECK GENEVIEVE MORRIS Businem Manager Assistant COVER The recently completed Henry J. Taylor bridge stretches across the Susquehanna River carrying U. S. Highways 14, 15 and 22 into Harrisburg, the capital city of Pennsylvania. The Booth k Flinn Construction Co., A.G.C., of Pittsburgh built the structure which cost approximately $4.7 million. Kdfcerial and Advertising Offices Munsey Building, Washington 4, D. C. (District 1306) lostem Advertising Office Empire State Building, New York City 1, S. L. Feus, Eastern Manager (LOngacre 4-6654) Western Advertising Office SO North La Salle Street, Chicago 2, L. B. Hammond, Western Manager (RAndolph 6-1843) West Ceost Advertising Office M. D. Pugh, 2721 N. Marengo, Altadena, Calif. (SYcamore 7-2894) The Offlbaf Pobficotion ef The Associated Oensraf Contractors of America, fisc. ?monthly. Editorial and Executive Office. Munsey Building. Washington 4. D. C. Subscription price ts.oo per year. 40c per copy (July fle-entered es second clou matter June 10, 1041. at the Postoffice at Washington, D. C., under the Act of March 4, 1970. Copyright 1951 by TDe Constructor. Inc. the CONSTRUCTOR, MARCH 1952 3 CONTKNTS "fiiaffliiB BUILDINGS * HIGHWAYS AlWOfTS BAIUOAM PUBLIC WOUU NATIONAL ASSOCIATION S3rd Annua] Convention Caps A G C 'i Busiest Year.... Maxon Cites Growth of " Administrative Law".............. A.GC. Installs 1854 Officers,............................................ Host Chapters Provide Real Hospitality......................... Actions of 33rd Annual A.G-C. Convention................... SI 46 49 SO 34 Brighter Construction Outlook Seen in DPA Actions. Forecast .......................................................................... S3 Allocations Loosening for Construction......................... 37 Plan to Release Non-Defense Construction................... 37 Materials Output to Support "Good" Year.................... 38 Value of Transportation to Defense Cited....................... 41 . OPS Official Discusses Price Regulation......................... 41 Hulcy Warns of Trend Toward Socialism..................... 44 Health and Welfare Policy Adoption Fought................ Text of Dissent to Health-Welfare Policy..................... A.GC. Backs Continued Board Work........................... Gray Asks Aid in Taft-HartJey Change......................... 47 48 49 49 Progress in Public Relations Reported......................... 34 NATIONAL DEFENSE Admiral Jelley Relates Pressure for Economy................ Pick Describes World-Wide Army and Air Force Pro gram ................................................................................ Commendation for A.G.C. Affiliated Units..................... 38 39 60 CXKUTIVI DfPAtTMINT H. E. FOREMAN Editor JOHN C HAYES Logoi Advioor JOHN B. SWEM Aooiwtant Treasurer iOAKO OP 0IR8CTORS GEORGE B. WALBRIDGE Preside** WILLIAM MUTRHEAD BocrotanhTroaouror H. E. FOREMAN Fice-Preridcnt G. W. MAXON Director B. L KNOWLES Director IIA'lHWIIMJm Navy Contract Specifications Debated........................... 63 Building Contractors Attack Separate Bid Laws.......... 66 Producers' Council-A.G C Seeks Economy..................... 67 Apprentices Falling Off in Many Crafts........................... 67 HIGHWAYS AIRPORTS Speaken Portray IBM Highway Scene......................... More State Airport Programs Needed............................. Shepperd Seee REA Force Account Threat................... Highway Meeting Optimiatic About Steel..................... Federal Aid Cut Stalla Airport*....................................... 7* 76 76 77 78 ACCIDENT PREVENTION Contractors' Interest in Safety Increasing..................... 81 Merit Awards Presented for 1931 Records..................... 83 A. of C. I.-A.G.C. Local Activity Sought......................... 84 Secretaries'-Managers' Council Debates Issues.............. 86 ALSO IN THIS ISSUE News of the Month................................................. 3 Constructographs .......................................................... 7.9.11 Consumers' Price Index.................................................... 13 Sidelights for Contractors......................... John C. Hayej 17 Editorials ............................................................................ 19 A.GC. Standard Forms and Reports............................. 83 New Equipment and Materials........%............................ 94 Advertisers' Products.......................................................... 99 Index of Advertisers.......................................................... 103 KOfTOtlAl OfPAITMINT WILLIAM E. WOODRUFF Managing Editor WILLIAM G DOOLY. JR. Some Editor MISINfSS OfPAITMINT M. S. BECK GENEVIEVE MORRIS Business Manager Assistant COVER Tbe Number 1 blast furnace at U. S. Steels new Fairies*. Works. Morrisville, Pa., nears completion. This 410-ft. structure is one of many facilities in this project, the construc tion of which will require 163,000 tons of structural steel. Called the largest private industrial project in the U. S.. it will cost $400 million. Completion of such jobs as Fairieas Works is expected to release more steel to noo-defense con struction. (U. S. Steel Photo.) IdItariel sad Advertising Offices Mousey Building, Washington 4, D. C. (District 1306) Katfsra Advertising Office Empire State Building. New York City 1, S. L. Feisa, Eastern Manager (LOngacre 4-6634) Wsstera Advertising Office 30 * North La Salle Street, Chicago 4, L. B. Hammond, Western Manager (RAndolph 6-1843) Was* Coast Advertising Office M. D. Pugh, 4721 N. Marengo. Altadena. Calif. (SYcamore 7-4894) The Offictaf Pebticetiee e# The Assoctafed General Ceafrecfen ef America, fae. Published monthly. Editorial and Executive Office. Manser Building. Washington a. D. C. Subscription price tt.se per year. 40# per copy (July It.oo). Re-entered as second class matter Jons 10. lies, at the Poctoflce at Washington. D. C.. under the Act of March 4. lITt. Copyright itsi by The Constructor. Inc. THE CONSTRUCTOR, APRIL 1952 3 CONTENTS UI10INOS HIOHWAYS AlfcfOfTS AIUOAM PUUIC wotu Marked Increase In Construction Failures................... NPA Approves 1.399 Non-Defense Projects............... Industrial Expansion Tops $17 Billion......................... Chamber Reaffirms Competitive Bid Policy................. Taft-Hardey Amendment Reported Out....................... Army Has Emergency Designs....................................... 21 21 21 23 43 23 Engineers to Retain Civil Functions............................. Judicial Review Bill Expected....................................... Seek Naming of Subcontractors in Federal Bids............ 1330 Million Federal-aid Highway Bill Considered... Senate Has Civil Functions Appropriation Bill.............. Reclamation Appropriation Up to Senate...................... 23 23 23 26 28 26 CONTRACTS SPECIFICATIONS Some A.G.C. Recommendations Adopted by Renegotia tion Board. ...................................................................... 29 NATIONAL DEFENSE A.G.C.-Affiliated Unit Repeats Feats in Korea............. Milwaukee's 391st Trained in Missouri............................. Affiliated Unit Engineering German Hospital............... Chattanooga Engineer Unit Heads for Camp................ 31 33 S3 34 RESEARCH METHODS First Prestreseed Concrete Floor Beams Laid for College 33 Mixing Modular and Standard Sixes No New Problem. Architects Say................................................................ 57 $15 Billion School Building Need Reported................... 68 Navy Reveals Concern Over Recent Rash of Bid Errors 71 Dams Could Conquer Missouri River. Pick Claims.... 72 HIGHWAYS AIRPORTS Cranes Ease Traffic Problem Past Seattle Viaduct Job 75 Roads Official Cites Bidding Uncertainties..................... 76 A.G.C. Makes Bid Bond Survey..................................... 78 ACCIDENT PREVENTION Accident Prevention Bureau and Federal Aid Asked. . . 81 CHAPTERS BRANCHES West Texas Chapter Receives Charter............................. 84 CISC Details Wage Policy and Welfare Fund Rules.... 39 Lump-Sum Price Sanction Issue Dodged....................... 40 APPRENTICE TRAINING Micbigsn Holds Apprenticeship Contest......................... - 43 PUI'l-HltiH# "Disaster Street"'--FCDA Candidate for World's Moat Unusual Construction Job............................................. 47 Present City Bomb Shelters Inadequate................ 46 Construction Equipment Supply Improving.................. 85 ALSO IN THIS ISSUE News of the Month........................................................... 5 Conatructographs ...................................................... 7, 9, 11 Consumers' Price Index..................................................... 15 Sidelights for Contractors......................... John C. Hayes 17 Editorials .............................................................................. 19 New Equipment and Materials........................................... 88 Advertisers' Products ......................................................... 94 Index of Advertisers............................................................. 99 EXECUTIVE DEPARTMENT H. E. FOREMAN JOHN C. HAYES Sditor Lejai Adviotr JOHN B. SWEM Amirtani Truunrtr 80AID OF DIRECTORS GEORGE B. WALBRIDGE Srooidont WILLIAM MUIRHEAD Soerotant-Trtaovror R E. FOREMAN Vics-Prtoidtnt G. W. MAXON Director B. L. KNOWLES Dtroctor IDITOtlAl DEPARTMENT WILLIAM E. WOODRUFF WILLIAM G. DOOLY. JR. Jfonaftnf Sditor Sotee MdUor IUS1NISS DEPARTMENT M. S. BECK GENEVIEVE MORRIS Butinooo Monagtr assistant COVER The man-made spider web of steel on this month's cover is the framework of the roof for a new Ford Motor Co. building- The structure will be part of the Arm's new $30 million Research and Engineering Center in Dearborn. Michigan. Editorial and Advertising Office* Munary Building, Washington 4, D- C. (District 1306) testere Advertising Office Empire State Building. New York City 1, S. L. Feias, Eastern Manager (LOngacre 4-6634) Western Advertising Office 30 North La Salle Street, Chicago 2, L. B. Hammond. Western. Manager (RAndolph 6-1843) Weal Ceest Advertising Office M. D. Pugh, 2721 N. Marengo. Altadena, Calif. (SYcamore 7-2894) The OiuW Pvb/jcariee mf The Asseciei Genered Centreeters o4 America, fee. Published monthly. Editorial and Executive Office. Munaey Building. We _jgton 4. D. C. Subscription price 93.se per year. 40* per copy (July ll.oo). Re epeered as second class matter June 10, i4l, at tbs Postoflce at Washington, D. C., under the Act of March 4, liTl. Copyright ilJl by The Constructor, Inc. THt CONSTRUCTOR, MAY 1952 3 t CONTINTS HsoniM MmaiNOS highways aiitoits RAILROAD! PUBLIC WORKS Easing Construction Controls to Bolster Late 1932 Volume ........................................................................... Another Peik Construction Year Forecast..................... Morocco Base Contractors Defend Work...................... 21 22 22 General Contractors Hit Bill on Naming Subcontractors 28 House Votes 1350 Million Federal Aid to Highways... 30 Contractor Must Protect Owner s Interests--Marshall.. 32 CONTRACTS SPECIFICATIONS Reclamation and A.G.C. Unit Airs Problems................. 35 Contractors Meet with Railroads on Contract Forms... 33 New Concrete Panels Eliminating Brickwork.................. 38 Heavy, Slow Trucks Damage Roads Most..................... 39 Contractors Help Throttle Big Flood on Missouri River *42 HIGHWAYS AIRPORTS Only Aroused Public Will Inspire New Roads--Bradley 43 Contractors Vie with North Carolina Force Account.... 46 "Good Hoads" Group Holds First World Meeting.......... 46 New Lever Building is Slab of Glass and Steel............... 51 Warehouse Building Needed.............................................. 51 DPA Urges Building Materials Conservation................. 32 APPRENTICE TRAINING Texu Contest Winners Go To Boston Finals................. 55 Eastern Conference Weighs Apprenticeship..................... 55 150,000 Building Apprentices Need Declared................. 56 CHAPTERS BRANCHES Florida A.G.C. Council Seeks University Research....... 58 ALSO IN THIS ISSUE News of the Month............................................................ 5 Coostructographs.......................................................... 7. 9, 11 Consumers' Price Index....................................................... 13 Sidelights for Contractors......................... John C. Hayes 17 Editorials................................................................................ 19 A.G.C. Forms and Reports................................................... 34 New Equipment and Materials........................................... 60 Advertisers' Products........................................................... 66 Index of Advertisers............................................................. 71 KXfCUTIVI DEPARTMENT H. E. FOREMAN JOHN C. HAYES Editor Logoi Advisor JOHN B. SWEM Assistant Treasurer BOARD Of DIRECTORS GEORGE B. WALBRIDGE WILLIAM MUIRHEAD President Bocroteiy-Trmsssror H. E. FOREMAN Vico-President G. W. MAXON Director B. L. KNOWLES Director KDITOtlAl DEPARTMENT WILLIAM E. WOODRUFF Managing Editor WILLIAM G. DOOLY, JR. Sosos Editor BUSINESS DEPARTMENT S. BECK GENEVIEVE MORRIS Bnsinoso Monomer COVER Raising of the final 400-ton span completes steelwork on the Chesapeake Bay Bridge--world's third largest--near Annapolis, Md. As engines hoisted the span, the Stan and Stripes fluttered from it in construction industry tradition. Floating 28 of the bridge's big spans and 39 suspension bridge assemblies was largest flotation job in history of bridge building. The 33,000 tons of steelwork was fabricated and erected by Bethlehem Steel Co. Eastern AdvertMng Office Empire State Building, New York City 1, S. L. Fein, Eastern Manager (LOngacre 4-6634) Wsstsni Advertising Office SO North La Salle Street Chicago 2, L. B. Hammond, Western Manager (RAndolph 6-1843) West Coast Advertising Office M. D. Pugh, 2721 N. Marengo, Altadena, Calif. (SYcamore r 7-2894) Editorial and Advertising Offices Munsey Building, Washington 4, D C. (District 1306) The Offlriaf Pebticorien of The Associated Oeoerof Cootroctore ef America, foe. fpMfsbed monthly. Editorial end Executive Office. Mousey Building. Washington s. D C. Subscription pries 15.00 per year, sor per copy (July SI.S0). Re-entered as second dan matter June io. ltss. st the Postoffice at Washington. D. C., under the Act of March 4. 117*. Copyright lJl by Tbe Constructor. Inc. TH CONSTRUCTOR, JUNE 1952 3 CONTENTS lUILOINGS ' HIGHWAYS AIRPORTS Steady Growth of Association Shows A.G.C. Vitality 21 1952 Directory of A.G.C. Membership......................... 225 Industrial Expansion Hits Peak. Transforms America. . 23 Steel Strike Hurling Chances of 632 Billion Volume . 27 TTffRTTWnTiflT Ways Listed to Lessen Jurisdictional Disputes John T. Dunlop $3 CONTRACTS SPECIFICATIONS Bill on Naming Subcontractors Reported Minus Rec ommendation ................................................................ 37 Wunderlich Case Bill Passes Senate............................. 3.49 Effect of Renegotiation Act on Contractors John C. Hayes 30 Administration Salvages Some Controls Before Con gress Adjourns.............................................................. House Passes 82.2 Billion for Military Construction.. Congress Passes Interior Department Appropriation.. President Signs Federal-Aid Highway BUI................. 63 64 64 68 CONTRACT METHOD Contractors and State Force Account Crews "Com pete" on Jobs................................................................ New Hampshire Resurfacing Roads by Contract......... Providence Finds Municipal Construction by Contract Cheaper.......................................................................... 71 76 80 NATIONAL DEFENSE Military Engineering Problems Unsurpassed in Korea. A-Bomb Shelters Posaible in Existing Buildings.......... 91 98 ilGHWAYS AIRPORTS Toll Financing--Wav to Increase Highway Construc tion? ............................................................................ Revenue Bonds Recommended for Airport Financing. . Project-Adequate Roads Movement Boosted.............. 10 108 108 BRAB Conservation Report "Impact" on Budding Field............................................................................... Wherry Act Defense Housing in Full Swing................. Modular Coordination to Be Adopted "in Due Time" .4. Savghton Lane 117 122 123 Three New Bridges to Crack Traffic Bottlenecks .... 131 Plans Approved forMackinac Straits Bridge........... }$o Reclamation Celebrates 30thAnniversary .................... 137 Tunnel Construction in Norfolk Eliminates Ferry. . . H2 RESEARCH METHODS Contractors in West "Driven to Ingenuity and Re sourcefulness"................................................ Ray Day 146 IWniln*TM Industry Welcomes N. C. State's First Construction Graduates...................................................................... 151 FOREIGN CONSTRUCTION Building Boom Changing Face of Mexico City Pouf taliaferro 139 ACCIDENT PREVENTION President Outlines 8-Point Safety Program................... 176 CHAPTERS BRANCHES Evansville Chapter Gets A.G.C. Charter..................... 192 ALSO IN THIS ISSUE News of the Month........................................................ 5 Constmctographs ...................................................... 7. 9. 11 Consumers' Price Index................................................... 13 Sidelights for Contractors..................... John C. Hayes 13 Editorials .......................................................................... 19 Industry Relations............................................................ 114 Boston Apprentice Contest is "Power" Test................. 168 New* Equipment and Materials..................................... 187 A.G.C. Forms and Reports............................................. 204 Advertisers' Products........ ........................................... 211 Index to Advertisers........................................................ 219 EXKUT1VI DCPAXTMINT H. E. FOREMAN JOHN C. HAYES Sditor Level Counsel JOHN B. SWEM dMistaa* Treasurer BOARD OF DftfCTOftS GEORGE B. WALBRIDGE WILLIAM MUIRHEAD Preside** fleerstorv-rreaewrer H E FOREMAN Vice-President G. W. MAXON Director B. L. KNOWLES Director KOrrOCIAl OCPAtTMINT WILLIAM E. WOODRUFF Managing Editor WILLIAM G DOOLY. JR Netrt Editor DUANE L. CRONK associate d\fcrr BUSINESS DEPARTMENT M. S. BECK Business Manager GENEVIEVE MORRIS Assistant Editorial end Advertising Oitn Munsey Building. Washington 4. D. C. (District 1506) Western Advertising Office 50 North La Salle Street, Chicago 2, L. B. Hammond, Western Manager (RAndolph 6-1845) Eastern Advertising Office Empire State Building, New York City 1, S. L. Feias, Eastern Manager (LOngacre 4-6654) West Cent! Advertising Office M. D Pugh, <721 N. Marengo, Altadena, Calif. (SYcamore 7-2894) The Official Publication of The Associated General Contract*?* of America, (nc. Published monthly. Editorial sod Executive Office. Munoey Building, Washington 4. 0. C. Subscript loo price Is.oo pT year, sac per copy (July Re-eooered as second class matter Jane 10. l4. at tbs Postoffice at Washington. D. C., under the Act of March 4, 1S7I. Copyright lts by The Constructor, inc. THE CONSTRUCTOR, JULY 1952 3 CONTINTS UI10IN0S * HIGHWAYS * AIRPOKTS RAIUOAOS * PU6UC WORKS Steel Strike Throws Controls Picture Awry for Con struction ......................... ................................................ 41 Tu Benefits Now Tied to Dispersal Policy..................... 44 A.G.C.s September Board Meeting to Be Largest.......... 43 Action on Jurisdictional Pickets Heartening Move by Union Heads.................................................................... Old WSB Weakens Concept of Area Wage Rates.......... New WSB Begins Work With Curtailed Powers.............. NLRB Says Lockouts Presumed to Be Illegal.............. 45 45 46 4? Bills Important to Construction Failed to Pass Congress 31 Roundup of Actions by Second Session. 84nd Congress, which Affect Construction............................................ 34 B RA.B Conservation Panel Asks Improved Procedures 38 Concrete Slabs With Paper Tubes Reduce Weight.......... 40 'MHHIII.I.IM Corps of Engineers Gets 6564 Million Appropriation... 43 Bureau of Reclamation Schedules New Projects............ 43 I EXECUTIVE DEPAfTMENT H E. FOREMAN Editor JOHN C. HAYES Legal Counsel JOHN B. SWEM Assistant Treasurer 6OAR0 Of DIRfCTOKS GEORGE B. WALBRIDGE President WILLIAM MUIRHEAD Secretary-Treasurer H E. FOREMAN Vice-President G. W MAXON Director B. L. KNOWLES Director COVER The Atomic Energy Commission's vast program, embrac ing some of the largest projects ever undertaken, has re ceived added impetus with the start of another major expansion estimated to cost more than 64 billion over a 5-year period. Two multi-millioa-dollar contracts were announced last month. This month's cover shows work on the country's first biilion-dollar defense venture at the Savannah River plant site of the AEC near Ellington. S. C-. where more than 25.000 construction workers and an esti mated 0-300 equipment units are changing the face of the earth in an area covering 315 square miles. (Caterpillar Tractor Cn. Photo) HIGHWAYS AIRPORTS Air Age Spun Airport Improvements in US................... 46 Doolittle Commission Urges Safer Airport Design.......... 46 APPRENTICE TRAINING President Orders Deferment of Construction Apprentices 53 ACCIDENT PREVENTION Accidental Deaths in Construction Continue to Rise. ... 56 CHAPTERS BRANCHES New Mahoning and Shenango Valley Chapter Chartered 58 ALSO IN THIS ISSUE News of the Month....................... 5 Constructographs ........................................................ 7. 9. 11 Consumers Price Index.................................................... IS Sidelights for Contractors......................... John C. Hayes 17 Editorials ..................................................... 18 A.G.C. National Office HasNew Conference Room. ... 49 A.G.C. Forms and Reports................................................. 55 New Equipment and Materials......................................... 59 New Literature............................... 64 Advertisers' Products........ ............................................... 67 Manufacturers Listed in Guide......................................... 70 Index of Advertisers............................................................ 71 EDITORIAl DEPARTMENT WILLIAM E. WOODRUFF Managing Editor WTLLLAM G DOOLY, JR. Setcs Editor DUANE L. CRONK Auoaate Editor BUSINESS DEPARTMENT M. S. BECK Bustness Manager GENEVIEVE MORRIS Assistant Editorial end Advertising Offices Munsey Building, Washington 4, D C. (District 1306) Eastern Advertising Office Empire State Building, New York City 1, S. L. Feiss, Eastern Manager (LOngacre 4-6634) Western Advertising Office 30 North La Salle Street, Chicago 2, L B. Hammond. Western Manager (RAndolph 6-1843) West Const Advertising Office M. D Pugh. 2721 N. Marengo. Aludena. Calif. (SYcamore 7-4894) The Offioaf Pvb/icotfoa of The Associated Genera/ Contractors of America, Inc. Fubhaliefi monthly. Editorial aad Executive Office. Uunsey Building. Washington . 0. C. Subscription prlos 15.oo per year, cor per copy (July It.oo). Re-ensereti as second class matter June 10. lies, at the Postoffice at Washington. D. C under the Act of March . lilt. Cnprrigbt list by lie (jinfructnr. Inc. THf CONSTRUCTOR, AUGUST 1952 3 IUIUMNGS HIGHWAYS AltPOtTS Easing of Construction Controls Tentatively Set for April 1. 194$.................................................................... Navy Praises Bid Changes Urged by A.G.C................... Creedon Takes New Defense Construction Post.............. Congressional Report Highlights Hazards of Overseas Construction .................................................................. Indications of Tightening Money Market....................... "U S. Might Have Gone in Steel Business." Industry Says ............................................................................. \ Federal Reserve Board Paints Bright Outlook for Construction Market............................................................ 21 29 22 25 26 26 29 mszcszB Atomic Energy Commission in High Gear....................... 31 Contractors Clear "Earthquaked" Tunnels in California 33 Navy Tries First Ti^-up Construction Job................... School Contest Reveals Popular Building Materials Throughout Nation........................................................ B.RA.B. Panel Sees Ingenuity in Design as Key to Conservation .................................................................. 14-Year Modular Coordination Gains Exceed Early 38 39 41 Designs to Resist A-Bomb Blast Urged by Civil De fense ................................................................................ 47 HIGHWAYS AIRPORTS AA.S.H.O. Refuses Stand on Toll Roads Issue.............. 49 Longest Municipal Airport Runway in West Built in Arizona ............................................................................ 50 INDUSTRY RELATIONS History of Construction Industry and Contract Method in the U. S..............................................H E. Foreman 53 Construction--A Growing Field for the Civil Engineer Dvright H\ W'mkeimon 72 Labor-Management Problems in the Construction In dustry........................................................ L. C. Rogers 78 APPRENTICE TRAINING Navy Trains Its Own Postwar Seabees to Replace Old Wartime "Ready Mades"..........,,................................ 86 CHAPTERS BRANCHES Memphis Builders Push Cooperation Idea to Erase Costly Friction on Jobs................................................ 91 ACCIDENT PREVENTION Small Contractor Shows How Safety Pays in Dallas ... 94 ALSO IN THIS ISSUE News of the Month............................................................ 5 Constructographs.......................................................... 7. 9. 11 Consumers Price Index...................................................... 13 Sidelights for Contractors......................... John C Hayes 17 Editorials ............................................................................ 19 A.G.C. Forms and Reports.............................................. 95 New Equipment and Materials....................................... 98 New Literature.................................................................. 102 Advertisers' Products........................................................ 106 Manufacturers Listed in Guide......................................... 110 Index of Advertisers.......................................................... Ill H. E. FOREMAN Editor EXSCUTIVI OCPAtTMSNT JOHN C. HAYES Legal Counsel JOHN B. SWEM Assistant Treasurer BOARD Of DIRECTORS GEORGE B. WALBRIDGE WILLIAM MUIRHEAD President Secretary-Treasurer H. E. FOREMAN Viet-President G. W. MAXON Director B. L. KNOWLES Director COVER B-47 war birds of Uncle Sam. undergoing refinement at Tucson. Aria., now nestle on 15 in. reinforced taxi ramps containing enough concrete to erect a three-story building a block square. The 12,000 ft. landing strip, longest at any municipal airport west of the Mississippi, was built by the Del E. Webb Constr. Co., and the San Xavier Rock and Sand Co., Tucaon. on what was formerly raw desert and has 3 Vh to 4 in. of asphalt over 20 in. of compacted soil. This month's cover shows a general view of the pouring of the warmup and parking apron at the southeast end of runway. Note reinforcing dowels indicating position of the joints in the thick concrete ramps. Story and more pictures on page 50. COITORIAL DCPARTMINT WILLIAM E. WOODRUFF Managing Editor WILLIAM G. DOOLY. JR. Netct Editor DUANE L. CRONK Associate Editor BUSINESS DEPARTMENT M. S. BECK Business Manager GENEVIEVE MORRIS A ssistant EdHeriel and Advertising Offices Munsey Budding, Washington 4, D C. (District 1306) Eastern Advertising Office Empire State Building, New York City 1. S- L. Feiss. Eastern Manager (LOngacre 4-6634) Western Advertising Office 30 North La Salle Street, Chicago 2, L B. Hammond, ' Western Manager (RAndolph 6-1843) West Ce--t Advertising Office M. D. Pugh. 2721 N. Marengo, Altadena, Calif. (SYcamore 7-2894) The Offidcrf Fuktieat'mm ef The Asseciefed Genera/ Centracters ef America, fee. Published monthly. Editorial and Executive Office, Munsey Building. Washington 4. D. C. Subscription price U.oo per year. 40* per copy (July I*.00). Re-entered ae second dees matter June 10. IMS. at the Postofflce at Washington. 0. C.. under the Act of March 4. 1879. Copyright I93t by The Constructor. Inc. THt CONSTRUCTOR, SEPTEMBER 1952 3 IUILDINOS * HIGHWAYS AIRFOCTS New Construction Volume Passes 824 Billion.............. House Committee Report Calls Moroccan Baae Criticism Unfair ............................................................................. Regulation X 'Killed, Loans Still Tight........................... Fowler. Appointed to Mobilisation Post. Leads Recent Changes in Key Defense Posts..................................... Paley Report Is Rough on Building Industry; .Attacks Small Firms; Wants More Federal Research............ 21 21 22 22 25 NATIONAL ASSOCIATION A.G.C. Board Meeting Stresses Interindustry Relation* ships ................................................................................ C. P. Street and John MacLeod Nominated for 1953.. Boards' Statement on Just and Harmonious Relation ship* in the Industry..................................................... Three Host Chapters Praised for Hospitality.............. 25 28 29 SO Mummi-urn Vertically Formed Unions are Threat to Industry........ 55 Controls Hurt EmployerEmployee Relations. Com* mittee Reports ........................................................... 55 1QQ3 Tm Register Apprentices for Deferment Now. Draft Off* ctal Warns Employers.................... Continuous Apprentice Training Needed to Help Liquidate "Construction Backlog"................................ Minnesota Apprentice Contest Draws 169.000; Is a Success for Fourth Straight Year............................... 55 55 56 EQEE^EB Builders* Problems Tackled at A.G.C. Board Meeting 41 B.RA.B. Panel Report Urges Wise Use of Space.......... 42 HIGHWAYS AIRPORTS Nature Fights Back as Roadbuiiden Cut New Highway Through Columbia Gorge............................................. 44 A.G.C. Contractors Review Highway News, Applaud PAJl., Seek Relief from Engineer Shortage.............. 45 H. E FOREMAN Editor CXICUTIW DCFARTMIMT JOHN C. HAYES Legal Counsel JOHN B. SWEM Assistant Treasurer tOARO 09 DtttCTOtS GEORGE B. WALBRIDGE WILLIAM MUIRHEAD President Beeretary-Treasytrer H E. FOREMAN Vice-President G. W. MAXON Director B. L. KNOWLES Director iilTiYIHifillliHilfr Heavy Division Contractors Study Issues st Meeting.. 51 Long Piles Sunk on Portland Harbor Job.. .Art Wintle 52 A.G.C. Mid-Year Report......................... H. . Foreman 57 CONTRACTS SPECIFICATIONS Recent Developments in Renegotiation Reported John C. Hoyt* 07 INDUSTRY RELATIONS Influence of Modern Building Equipment on U S. Highway Construction............................. A. S. Carter 70 AB CR.-A.G.C. Group Hits Mutual Problems.............. 74 ACCIDENT PREVENTION Organised Safety Activity Is Up Among A.G.C. Chap* ters. Branches.................................................................. Heaviest Accident Expenses are "Hidden"................... Dravo Corporation Wins Green Cross Safety Pennant.. 77 78 79 CHAPTERS BRANCHES Secretaries' and Managers' Council Discusses Problems at Meeting .................................................................... Florida Central East Coast Chapter Chartered............ A.G.C. Branch and Chapter Meetings Listed.............. 51 82 84 ALSO IN THIS ISSUE News of the Month...................................................... ^ 5 Constructogrmphs ... ................................................ 7. 9. 11 Consumers* Price Index.................................................... 15 Sidelights for Cdntractors....................... John C. Hayes 17 Editorials ............................................................................ 15 A.G.C. Forms and Reports............................................... 76 New Equipment and Materials......................................... 56 New Literature .................................................................. 50 Advertisers' Products ........ 54 Manufacturers Listed in Guide....................................... 98 Index of Advertisers.......................................................... 55 KDITORIAL DCFARTMINT WILLIAM E. WOODRUFF Managing Editor WILLIAM G. DOOLY. JR. News Editor DUANE L. CRONK Associate Editor tUSIMSSS DCFATTMINT M. S. BECK Business Manager GENEVIEVE MORRIS d instant COVER In the Northwest highway construction jobs can be a tussle with nature. In a new route through the Columbia Gorge in Oregon contractors have been faced with flooda, washouts, storms, land slides,-winds in the high country and rugged terrain. Story and more pictures on page 44. USsHsI end Adwritling Office. Munsey Building, Washington 4. D. C. (District 1306) (stars Advertising Odea Empire State Building, New York City 1, S. L. Feiss. Eastern Manager (LOsgacre 44634) Weateni Advertising Office ' 30 North La Salle Street, Chicago 1. L. B. Hammond. Weetera Manager (RAndolph 6-1843) West Coast Advertising Ofllu M. D. Pugh, 2721 N. Marengo, Altadena, Calif. (SYcamore 7-2894) The Oftc*of PeWkofiea of Tbs Associated Oenerof Contractors of Amtoriew, toe. Published monthly. Editorial and Executive Often. Munsey Building. Washington 4, D. C. Subscription price 13.00 per year. 40* per copy (July t oo). Re-entered as second class matter June 10. lias, at the Postoftce at Washington. D. C. under the Aet of March 4. iftTt. Copyright 1031 by The Constructor, lac. THt CONSTRUCTOR, OCTOBtR 1952 3 f CONTENTS hmus (UttOINOS HIOHWAYS AIITORTt kKb RAIUIOADS * PUBLIC WORKS fc amid ui* <*4 Za aidva * plarhw- Government and Industry Disagree on Tine for Re* lazing Controls ................................................................ 81 NPA's Relszstions Now Scheduled for May 1................ 81 Reduced Allotments and Starts Hit Industry................ 88 Congressmen Criticise Military Construction Planning.. 85 Air Force Seeking Construction Economies...................... 86 Creedon's Powers in Defense Post Outlined...................... 86 Army Engineers' Concrete Standards Reviewed.............. 89 Merits of the Contract Method Outlined to Municipal Officials ............................................ SI Whole Lake and River System Reversed to Furnish Power for Hugev'Aluminum Plant............................................... 37 Hungry Horse Dam Completed......................................... 49 * HIGHWAYS * AIRPORTS Venesuela Gets World's Largest Prestressed Concrete Bridges .............................................................................. 47 Shortage of Engineers Slowing Highway Planning.......... 48 C.AA to Review Airport Construction Needs................... 48 Peterson Urges Wise Design Measures............................. 50 1000th Hill-Burton Hospital lob Completed.................. 54 Producers Promise to Give Builders News of New Products ............................................................................ 55 B.RA.B. Panel Advises Uniform Standards................... 58* 1 E. FOREMAN Editor IXICUTIVI MPAtTMINT JOHN C. HAYES Legal Counsel JOHN B. SWEM Assistant Treasurer BOARD Of DtRICTORS GEORGE B. WALBRIDGE WILLIAM MTJIRHEAD Preeident Beeretanrfreaeurer 1 E. FOREMAN Piet-President G. W MAXON Director B. L. KNOWLES Director INDUSTRY RELATIONS A.G.C.-N-E.CA. Joint Committee Is Established.......... 61 City Construction Problems to Be Studied by AP.WA- A.G.C. Committee .......................................................... 61 Tbe Construction Fraternity and Contract Bonds Edward R. Higgins 68 ACCIDENT PREVENTION A.G.C. Receives Award at National Safety Council... 75 First Dallas Safety School Successful............................... 76 Florida Accident Prevention Class Largest.................... 76 Industry Seeks Self-Regulation in Safety....................... 77 Alexander Voted to Safety Council Post......................... 78 CHAPTERS BRANCHES Homer and Foreman Visit Chapters in West................. 80 Chapter Annual Meeting Dates....................................... 87 ALSO IN THIS ISSUE Newi ol the Month............................................................ 5 Conxtnjctographs ........................................................ 7, 9, 11 Consumed' Price Index...................................................... 15 Sidelights (or Contractors......................... John C. Haya 17 Editorials .............................................................................. 19 A.G.C. Forms and Reports................................................. 89 New Equipment sod Materials........................................... 94 Advertisers' Products............................................................ 98 Index of Advertisers............................................................... 103 (DITORIA1 DVAITMlNT WILLIAM E. WOODRUFF Managrng Editor WILLIAM G. DOOLY. JR. Httee Editor DUANE L. CRONE Associate Editor lUtlNOS OffAITMINT M. S. BECK Busman Manager GENEVIEVE MORRIS Auutant NT N Wl ROM ISSAfOUi KOWX* TOR, t SLOMff .CAMO'' r |M* COVER Concrete placing operations were continued 24 bours a day, seven days a week as crews rushed work to completion on Hungry Horse Dam. This picture of the big project was taken in June. The last concrete was poured last month on tbe S64-ft.bigh structure, which cost the Bureau of Reclama tion $102 million. (See story on page 48.) Kditorial and Advertising Odens Musaey Building, Washington 4, D. C. (District 1S04) (ustam Advertising OMca Empire State Building. New York City 1. S. L. Fein, Eastern Manager (LOngucre 4-6684) Western Advertising Odea SO North La Salle Street. Chicago 2, L. B. Hammond, Western Manager (RAndolph 4-1843) West Coast Advertising Odes M. D. Pugh, 1721 N. Marengo, Altodena, Calif. (SYcamore 7-2894) The Oddaf PshficwHon of The Associated Oemoral Contractors of Aetartca, fee. jWhfced monthly. Editorial sod Executive Odes. Manser Building. Wtsblngton 4. D. C. Subscription price 13.OS per rear. 0S per copy (July *oti. he-entered as second don matter June IS. ISOS, et the Postofloe at Washington. D. C. uadar the Act at March 4. 1STS. Copyright 1SJS by Constructor. Inc CONSTRUCTOR, NOViMBtR 19S3 3 CONTIMT* f UllDINQI MOMWAYt AIRfOTl AIUOAM nnuc wouu New Record Construction Volume Predicted for 1053.. 31 Gen. Sturgis. New Corps of Engineers Chief..................31 Bond Issue Vote Indicstes Public Works Need.............. 83 Major Changes Expected of New Congress................... 33 INDUSTRY RELATIONS N.EC_V Shuu Plan for Industry to Solve Ita Internal Problems .......................................................................... *7 NX.CA. Plans Vigorous S.9907 Campaign........................ *9 Equipment More Readily Available to Contractors........ SO Drop in Industrial Building Costs Predicted Specialty Trades Advise BJlA.B................... 33 35 HIGHWAYS AIRPORTS 3575 Million in Road Funds Appropriated....................... 41 1198-Million Road Plan Broached for D.C..................... 43 Construction Completed oo Idaho Test Road.................. 43 EBimflWiMW Contractor Finch Cable Laying Rough Going Across California's High Hills..................................................... 46 Contractor Pours Big Saucer Foundation......................... 47 Kiewit and Palmer Win 1933 Moles Awards.................. 48 APPRENTICE TRAINING Apprenticeship Program Better Stabilized....................... 31 ACCIDENT PREVENTION Accidents Fewer but More Severe in 1951..................... 53 Personal Interest in Safety Stressed................................. 53 Colorado Contractors Grant Scholarships....................... 56 Columbia Teaches Construction Management............... 56 CHAPTERS BRANCHES Pennsylvania Builder* Improve Safety Activity............. 59 Conference of Louisiana Council Votes Officers............. 60 Carolina* Meet--Bermuda Cruise Combined................... 60 ALSO IN THIS ISSUE New, of the Month............................................................ 3 Constructognphj ........................................................ 7, 9. 11 Consumer*' Price Index........................................... Sidelight* for Contractor*............................. John C. Hayes 17 Editorial* ............................................................................. 19 A.G.C. Form* and Report*................................................ 38 New Equipment and Material*......................................... 84 New Literature.................................................................... 68 Manufacturer*' Notes.......................................................... 70 Advertiser*' Product* ............................................................ 71 Manuficturers Listed in Guide.......................................... 74 Lilt of Advertiaer*...................................................... 13 73 H. E. FOREMAN tutor EXECUTIVE OffAATMENT JOHN C. HAYES Legal Corned JOHN B. SWEM Assistant Treasurer EOARO Of DIKECTOCS GEORGE B. WALBRIDGE WILLIAM MUIRHEAD President Secretary-Treasurer H E. FOREMAN Vice-President G. W MAXON Director B. L. KNOWLES Director EMTOtlAl DEPARTMENT WILLIAM E. WOODRUFF Managing Editor WILLIAM G. DOOLY, JR. Newt Editor DUANE L. CBONK Associate tditor tUSINESS DEPARTMENT M. S. BECK Business Manager GENEVIEVE MORRIS Assistant i COVER , In the shadow of the Capitol dome, workmen erect temporary stands for the presidential inaugura tion ceremonies next month. The project, costing $100,000 and seating 13,000 people, takes up about half of the space in the Capitol Plata. General contractors are Skinker & Garrett, A.G.C., Wash ington, D. C. (Washington Star Photo) IdHoriol and Advertising Offices Munsey Building, Washington 4, D- C. (District 7-1306) Isstsm Advertising Office Empire State Building, New York City 1, S. L. Fein. Eastern Manager (LOngacre 4-6634) Western Advertiring Office SO North La Salle Street, Chicago 3, L. B. Hammond, Western Manager (RAndolpb 6-1843) West Csoft Advertising Office M. D. Psgh, 3731 N. Marengo, Altadena, Calif. (SYcamore 7-8894) The Official Pebficafiea *f The Asseciotsd Oeeerof Ceetrncters of America, Inc. HbUsbed monthly. Editorial and Executive Office. Manser Building, Washington 4. D. C, Subscription pries 95.00 per year, cos per copy (July Art). He-entered as second daaa matter Jane 10. 144*. at the Postoffice at Washington. D. C-, under the Act of March 4, ltll. Copyright list by TM Constructor, Ice. nil CONSTRUCTOR, DECEMBER 1952 3