Document LJ7kL9BM8590YGD67mVvYoYOq

Insulation, Underground Insulation, Underground The Ric-wiL Company Agents In Principal Cities Established in 1910 CONDUIT SYSTEMS FOR UNDERGROUND STEAM PIPES Union Trust Bldg., Cleveland, Ohio--New York, Chicago, San Francisco Underground Steam Construction Co. 75 Pitts Street, Boston, Mass. Conduit--Standard conduit is vitrified salt glazed tile or cast-iron with Loc-liP PRODUCTS--Engineering and Contracting of Steam Line Side Joints, bell and spigot type, lined or unlined. Tile in 24 in. sections, sizes 4 to Installations. Underground Steam Conduits. 27 in. inside diameter. A Super-Tile con duit to support any average traffic load is also available. For extra heavy duty USCCO PRE-CAST CONCRETE CONDUIT under railroads or where conduit is subject to extreme loads, Ric-wiL is made of cast- This unit marks a long step forward in the economics and mechanics of laying under iron in 2 or 4 ft sections. Where reduced labor cost is not essential, Ric-wiL Uni ground steam lines. versal Type System is recommended (details on request). Its Outstanding Features Are: Base Drain--Standard Base Drain is vitrified salt glazed tile for tile conduit and extra heavy tile or cast-iron for the cast- Strength resulting from flat reinforced iron conduit, in 24 in. lengths. Made in bell; from the longitudinal joints, and three sizes to support and drain properly all conduit sizes. Pipe Supports--Standard pipe sup ports will carry from one to five or more pipes and are ordinarily spaced 12 ft apart. as Dry-paC except non-waterproof) or sectional pipe covering can also be fur nished. For lined conduit, diateomaceous earth mixture is molded and keyed inside from the fact its sections are 4 ft long, reducing the usual number of joints necessary. They are strong, made of cast-iron, rustproofed, and interlock with the base drain foundation, imposing no load on the con duit itself. No movement of pipes can disturb them. Special pipe supports avail the tile. Accessories--Shutter sleeves, filter cloth, asphalt joint cement, water-proofing compound, manhole covers, and other accessories will be furnished as desired. Shape which allows 12 per cent greater inside capacity than circular conduit of like diameter. This permits larger pipes in a given size conduit and more room for able for different conditions. Information Engineering Service--Full coopera on request. tion with architects and engineers. In Insulation--Ric-wiL Dry-paC Water stallation supervision if desired. drainage, pipe supports and rolls. Ease of Installation resulting from the proof Insulation is high-grade long fibre asbestos processed so that it is permanently water repellant. Of unusually high- efficiency and great natural strength, it will not slump away from pipes and is noncorrosive. Sample will be sent gladly for Technical Data--Tabulated Steam Heating Rates, Test Reports, Service Detail Bulletins, Catalog Bulletins, Central and District Heating Bulletins and Archi tects and Engineers Detail Sheets available upon request. i fact that all top and bottom halves mate. Bottoms may be laid for any distance, the piping installed and then the tops brought up and laid. This speeds up the work and protects idle halves from damage. They testing. Ric-wiL No. 11 Insulation (same can be stored away from the job. Materials are high strength cement with suitable aggregate, amply reinforced with wire mesh. Pipe Supports are of cast-iron and quickly installed. They may be placed anywhere in the conduit. The weight of the pipe holds them in place. Ric-wiL- Unit Steam Main, a prefabricated. ready-to-imtaU unit, ft long, including conduit (Artnco Inn), pipe, insulation, and accessories. Ideal for speed and economy on district heating projects. Joints may be of any standard accepted brand of jointing compound or they may be of standard Portland cement mortar. 1054 1 1055