Laserfiche WebLink
INDIAN RIVER COUNTY JULY 25, 2014 <br />INTERGENERATIONAL RECREATION CENTER 100% CONSTRUCTION DOCUMENTS <br />C. Install piping indicated to be exposed and piping in equipment rooms and service areas at right <br />angles or parallel to building walls. Diagonal runs are prohibited unless specifically indicated <br />otherwise. <br />D. Install piping above accessible ceilings to allow sufficient space for ceiling panel removal. <br />E. Install piping at indicated slopes. <br />F. Install piping free of sags and bends. <br />G. Install fittings for changes in direction and branch connections. <br />H. Install piping to allow application of insulation. <br />Make changes in direction for soil and waste drainage and vent piping using appropriate <br />branches, bends, and long -sweep bends. Sanitary tees and short -sweep 1/4 bends may be <br />used on vertical stacks if change in direction of flow is from horizontal to vertical. Use long -turn, <br />double Y -branch and 1/8 -bend fittings if two fixtures are installed back to back or side by side <br />with common drain pipe. Straight tees, elbows, and crosses may be used on vent lines. Do not <br />change direction of flow more than 90 degrees. Use proper size of standard increasers and <br />reducers if pipes of different sizes are connected. Reducing size of drainage piping in direction <br />of flow is prohibited. <br />J. Lay buried building drainage piping beginning at low point of each system. Install true to grades <br />and alignment indicated, with unbroken continuity of invert. Place hub ends of piping upstream. <br />Install required gaskets according to manufacturer's written instructions for use of lubricants, <br />cements, and other installation requirements. Maintain swab in piping and pull past each joint <br />as completed. <br />K. Install soil and waste drainage and vent piping at the following minimum slopes unless <br />otherwise indicated: <br />1. Building Sanitary Drain: 1 percent downward in direction of flow for piping NPS 2 and <br />smaller; 1 percent downward in direction of flow for piping NPS 3 and larger. <br />2. Horizontal Sanitary Drainage Piping: 2 percent downward in direction of flow. <br />3. Vent Piping: 1 percent down toward vertical fixture vent or toward vent stack. <br />L. Install aboveground copper tubing according to CDA's "Copper Tube Handbook." <br />M. Install aboveground PVC piping according to ASTM D 2665. <br />N. Install underground PVC piping according to ASTM D 2321. <br />O. Install engineered soil and waste drainage and vent piping systems as follows: <br />1. Combination Waste and Vent: Comply with standards of authorities having jurisdiction. <br />P. Plumbing Specialties: <br />1. Install cleanouts at grade and extend to where building sanitary drains connect to building <br />sanitary sewers in sanitary drainage gravity -flow piping. Comply with requirements for <br />cleanouts specified in Section 221319 "Sanitary Waste Piping Specialties." <br />Q. Do not enclose, cover, or put piping into operation until it is inspected and approved by <br />authorities having jurisdiction. <br />SANITARY WASTE AND VENT PIPING 221316 - 3 <br />