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Figure 1-A: Isometric Drawing of two toilets for public use. 101. What material is applied under the flange for installation onto a lavatory and/or sink? A. Pipe joint compound B. Rubber washer C. Rubber gasket D. Plumber's putty 102. How many lavatory sinks in figure 1-A? 103. What is the total WSFU for two lavatories for public use? 104. What is meant by AC?
105. In Figure 1-A calculate the total WSFU, if WC = 5 and LAV = 2. A. 14 WSFU B. 7 WSFU C. 12 WSFU D. 10 WSFU 106. Calculate the total DFU as shown in Figure 1-A, WC = 6, LAV = 3 and FD = 2? 107. For 30 DFU connected in the plumbing system, what would be the minimum soil pipe could be used as per the Revised National Plumbing Code of the Philippines? 108. In Figure 1-A, 40 mmØGIP cold water line is called. 109. What is the use of air chamber? A.water choke pointB. water hammer arrestor C. pressure break point D. part of the design 110. One gallon per minute is equals to ________ liters per second. 111. Minimum supply pipe for lavatory using Galvanized Iron is ___________. 112. Minimum supply pipe for lavatory using PPR PN 20 is ___________. 113. In DWV system, what is the minimum size of vent pipe for 30 DFU using commercially available materials? A. 63 mmØB. 51 mmØC. 76 mmØD. 110 mmØ
114. Minimum trap and trap arm size for lavatory as per Plumbing Code of the Philippines. 115. Minimum trap and trap arm size for floor drain as per Plumbing Code of the Philippines. 116. Each horizontal drainage pipe shall be provided with a clean out at its upper terminal and each run of piping which is more than 15 meters in total developed length shall be provided with a cleanout and at every ___________ length or a fraction thereof. A. 25 meter B. 15 meter C. 12 meter D. 20 meter117. Cleanouts may be omitted on a horizontal drain line Jess than _________ in length unless such line is serving sinks or urinals.118. Cleanouts may be omitted on short horizontal drainage pipe installed at a slope of seventy two (72) degrees or less from the vertical line (or an angle __ bend).A. 1/2 bend B. 2/5 bend C. 1/5 bend D. ¼ bend119. In Section 1401 for Minimum Standards of Materials, Quality: All materials used in any plumbing or drainage system, or part thereof shall he free from defects. All pipes, pipe fittings, traps, fixtures, materials and devices used in a plumbing system shall be as listed or labeled in accordance with Table 14A of this Code. What specific section does the above referring to?