International Plumbing Code 2006 Study Guide

Transcription

1 006 Study Guide 1 Unfired hot water storage tanks shall be insulated so that heat loss is limited to a maximum of British thermal units per hour (Btu/h) per square foot (7 W/m) of external tank surface area Section [E] page 36 [E] Unfired vessel insulation. Unfired hot water storage tanks shall be insulated so that heat loss is limited to a maximum of 15 British thermal units per hour (Btu/h) per square foot (7 W/m) of external tank surface area. Section 100 apply to fixtures with integral traps. shall shall not Section page Fixture traps. Exceptions: 1. This section shall not apply to fixtures with iintegral traps. 3 Each fixture trap shall have a liquid seal of not less than inches (51 mm) and not more than inches (10 mm), or deeper for special designs relating to accessible fixtures. 6 8 Section 100. page Trap seals. Each fixture trap shall have a liquid seal of not less than inches (51 mm) and not more than inches (10 mm), or deeper for special designs relating to accessible fixtures. Copyrighted by Greenview Enterprises Page 1 of 36

2 006 Study Guide Oil separators shall have a depth of not less than feet (610 mm) below the invert of the discharge drain. 3 5 Section page General design requirements. Oil separators shall have a depth of not less than feet (610 mm) below the invert of the discharge drain. 5 Laundry facilities not installed within an individual dwelling unit shall be equipped with an interceptor with a wire basket, removable for cleaning, that prevents passage into the drainage system of solids 0.5 inche (1.7 mm) or larger in size, string, rags, buttons or other materials detrimental to the public sewage system. True False Section page Laundries. Laundry facilities not installed within an individual dwelling unit or intended for individual family use shall be equipped with an interceptor with a wire basket or similar device, removable for cleaning, that prevents passage into the drainage system of solids 0.5 inche (1.7 mm) or larger in size, string, rags, buttons or other materials detrimental to the public sewage system. 6 Which of the following shall also be regulated by the? nonmedical oxygen systems condensate vacuum collection systems both neither Section 101. page Scope. This code shall also regulate nonflamable medical gas, inhalation anesthetic, vacuum piping, nonmedical oxygen systems and sanitary and condensate vacuum collection systems. Copyrighted by Greenview Enterprises Page of 36

3 006 Study Guide 7 The code official, officer or employee charged with the enforcement of this code, while acting for the jurisdiction, shall be required to have a bond and thereby shall be rendered liable personally for any damage accruing to persons or property as a result of any act required or permitted in the discharge of official duties. True False Section 103. page 103. Liability The code official, officer or employee charged with the enforcement of this code, while acting for the jurisdiction, shall not thereby be rendered liable personally, and is hereby relieved from all personal liability for any damage accruing to persons or property as a result of any act required or permitted in the discharge of official duties. 8 Records of applications received by the code official shall be retained in the official records for. one year fifteen years thirty years as long as the building remains in existence CORRECT: d Section 10.8 page 10.8 Department Records. The code official shall keep official records of applications received, permits and certificates issued, fees collected, reports of inspections, and notices and orders issued. Such records shall be retained in the official records as long as the building or structure to which such records relate remains in existence unless otherwise provided for by other regulations. Copyrighted by Greenview Enterprises Page 3 of 36

4 006 Study Guide 9 How many complete sets of signed and sealed construction documents for an alternative engineered design shall be submitted to the code official? two three four none of the above Section page Construction Documents. The registered design professional shall submit to the code official two complete sets of signed and sealed construction documents for the alternative engineered design. 10 Which of the following work shall be exempt from the requirement for a permit? clearing a stoppage repairing a leak in a pipe both A and B neither Section 106. page Exempt work. The following work shall be exempt from the requirement for a permit:. The clearing of stoppages or the repairing of leaks in pipes, valves or fixtures, and the removal and reinstallation of water closets, provided such repairs do not involve or require the replacement or rearrangement of valves, pipes or fixtures. 11 The code official shall extend the time for action by the permittee holding an expired permit for a period not exceeding days if there is reasonable cause none of the above Section page Extensions. The code official shall extend the time for action by the permittee for a period not exceeding 180 days if there is reasonable cause. Copyrighted by Greenview Enterprises Page of 36

5 006 Study Guide 1 After the prescribed tests and inspecitions indicate that the work complies in all respects with this code, a notice of approval issued. shall be shall not be Section 107. page Approval. After the prescribed tests and inspecitions indicate that the work complies in all respects with this code, a notice of approval shall be issued by the code official. 13 The code official the authority to authorize the temporary connection of the building or system to the utility source for the purpose of testing plumbing systems. shall have shall not have Section page Temporary connection. The code official shall have the authority to authorize the temporary connection of the building or system to the utility source for the purpose of testing plumbing systems or for use under a temporary certificate of occupancy. 1 Only the permit holder shall have the right to appeal a decision of the code official to the board of appeals. True False Section page Application for Appeal. Any person shall have the right to appeal a decision of the code official to the board of appeals. Copyrighted by Greenview Enterprises Page 5 of 36

6 006 Study Guide 15 The board shall meet upon notice from the chairman, within days of the filing of an appeal Section page Notice of Meeting. The board shall meet upon notice from the chairman, within 10 days of the filing of an appeal or at stated periodic meetings. 16 The size of a drainage pipe reduced in the direction of flow. shall be shall not be Section page Change in size. The size of a drainage pipe shall not be reduced in the direction of flow. 17 Where a combined sewer is utilized, the building storm drain shall be connected in the same horizontal plane through a -wye fitting to the combined sewer at least 10 feet (308 mm) downstream from any soil stack. single double triple none of the above CORRECT: A Section 110. page Combining storm with sanitary drainage. Where a combined sewer is utilized, the building storm drain shall be connected in the same horizontal plane through a single-wye fitting to the combined sewer at least 10 feet (308 mm) downstream from any soil stack. Copyrighted by Greenview Enterprises Page 6 of 36

7 006 Study Guide 18 In sizing roof drains and storm drainage piping, of the area of any vertical wall that diverts rainwater to the roof shall be added to the projected roof area for inclusion in calculating the required size of vertical conductors, leaders and horizontal storm drainage piping. one-quarter one-half one-third none of the above Section page Vertical walls. In sizing roof drains and storm drainage piping, one-half of the area of any vertical wall that diverts rainwater to the roof shall be added to the projected roof area for inclusion in calculating the required size of vertical conductors, leaders and horizontal storm drainage piping. 19 Scuppers shall not have an opening dimension of less than inches (10 mm). 6 8 Section page Sizing of secondary drains. Scuppers shall not have an opening dimension of less than inches (10 mm). 0 Subsoil drains shall be -jointed. open closed both A and B neither Section page Subsoil drains. Subsoil drains shall be openjointed, Copyrighted by Greenview Enterprises Page 7 of 36

8 006 Study Guide 1 With the exception of which of the following, nonflammable medical gas systems, inhalation anesthetic systems and vacuum piping systems shall be designed and installed in accordance with NFPA 99 portable systems or cylinder storage vacuum system exhaust both A and B neither Section 10.1 page Nonflammable medical gases. Nonflammable medical gas systems, inhalation anesthetic systems and vacuum piping systems shall be designed and installed in accordance with NFPA 99 Exceptions: 1. The section shall not apply to portable systems or cylinder storage.;. Vacuum system exhaust shall comply with the International Mechanical Code. Which of the following is listed in the definition for a fixture fitting? supply fitting waste fitting both A and B neither Section 0 page 11 0 Fixture Fitting - Supply fitting, Waste fitting 3 A pressure sterilizer is an autoclave. True False Section 0 page 1 0 Sterilizer - Pressure (autoclave). Copyrighted by Greenview Enterprises Page 8 of 36

9 006 Study Guide An area drain is defined as. a mechanical device to eliminate siphonage. a receptacle to collect subsurface water a connecting device none of the above CORRECT: d Section 0 page 9 0 Definitions Area drain. A receptacle designed to collect surface or storm water from an open area. 5 A base flood elevation is a reference point based on the depth or peak elevation of flooding, including wave height, which has a percent (100-year flood) or greater chance of occurring in any given year. 1 3 Section 0 page Base Flood Elevation. A reference point, determined in accordance with the building code, based on the depth or peak elevation of flooding, including wave height, which has a 1 percent (100-year flood) or greater chance of occurring in any given year. 6 Essentially toxic transfer fluids are soil, waste or gray water and fluids having a Gosselin rating of or more including ethylene glycol, hydrocarbon oils, ammonia refrigerants and hydrazine. 1 3 Section 0 page Essentially Toxic Transfer Fluids. Soil, waste or gray water and fluids having a Gosselin rating of or more including ethylene glycol, hydrocarbon oils, ammonia refrigerants and hydrazine. Copyrighted by Greenview Enterprises Page 9 of 36

10 006 Study Guide 7 A house trap is the same as a(n). flush tank interceptor building trap none of the above Section 0 page 1 0. House Trap. See "Building trap." 8 A combination of approved bends that makes two changes in direction bringing one section of the pipe out of line but into a line with the other section is an offset. parallel perpendicular both neither Section 0 page Offset. A combination of approved bends that makes two changes in direction bringing one section of the pipe out of line but into a line parallel with the other section. 9 How many types of relief valves are listed in the definitions in the? 1 3 Section 0 page 1 0. Relief Valve. Pressure relief valve. Temperature and pressure relief (T&P) valve. Temperature relief valve. Copyrighted by Greenview Enterprises Page 10 of 36

11 006 Study Guide 30 A vertical pipe is any pipe or fitting that makes an angle of degrees or more with the horizontal Section 0 page Vertical Pipe. Any pipe or fitting that makes an angle of 5 degrees (0.79 rad) or more with the horizontal. 31 Low head backpressure is defined as a pressure less than or equal to.33 psi (9.88 kpa) or the pressure exerted by a -foot (308 mm) column of water CORRECT: d Section 0 page 9 0. Backpressure, low head. A pressure less than or equal to.33 psi (9.88 kpa) or the pressure exerted by a 10-foot (308 mm) column of water. 3 Which of the following shall be third-party certified as conforming to NSF 1? plastic pipe plastic fittings both A and B neither Section page Plastic pipe, fitting and components. All plastic pipe, fittings and components shall be third-party certified as conforming to NSF 1. Copyrighted by Greenview Enterprises Page 11 of 36

12 006 Study Guide 33 All strainer plates on drain inlets shall be designed and installed so that all openings are not greater than inch in least dimensions Section 30. page Strainer Plates. All strainer plates on drain inlets shall be designed and installed so that all openings are not greater than 0.5 inch (1.7 mm) in least dimensions. 3 Protective shield plates shall shall extend a minimum of inches above sole plates and below tope plates. 3 5 Section page Protection against physical damage. Protective shield plates shall be a minimum of 0.06-inch-thick (1.6 mm) steel, shall cover the area of the pipe where the member is notched or bored, and shall extend a minimum of inches (51 mm) above sole plates and below tope plates. 35 Where rock is encountered in trenching, the rock shall be removed to a minimum of inches below the installation level of the bottom of the pipe. 3 5 Section page Rock Removal. Where rock is encountered in trenching, the rock shall be removed to a minimum of 3 inches (76 mm) below the installation level of the bottom of the pipe, and the trench shall be backfilled to the installation level of the bottom of the pipe with sand tamped in place so as to provide uniform load-bearing support for the pipe between joints. Copyrighted by Greenview Enterprises Page 1 of 36

13 006 Study Guide 36 Rigid support sway bracing shall be porvided at changes in direction greater than 5 degrees (0.79 rad) for pipe sizes inches (10 mm) and larger. 6 8 Section page Sway bracing. Rigid support sway bracing shall be porvided at changes in direction greater than 5 degrees (0.79 rad) for pipe sizes inches (10 mm) and larger. 37 Expansion joint fittings shall be used only where necessary to provide for of the pipes. expansion contraction both A and B neither Section page Expansion joint fittings. Expansion joint fittings shall be used only where necessary to provide for expansion and contraction of the pipes. 38 Water closet compartments required in a single-occupant toilet room with a lockable door. shall be shall not be Section 310. page Water closet compartment. Exceptions. 1. Water closet compartments shall not be required in a singleoccupant toilet room with a lockable door. Copyrighted by Greenview Enterprises Page 13 of 36

14 006 Study Guide 39 An air test shall be made by forcing air into the system until there is a uniform gauge pressure of psi. 3 5 CORRECT: d Section 31.3 page Drainage and vent air test. An air test shall be made by forcing air into the system until there is a uniform gauge pressure of 5 psi (3.5 kpa) or sufficient to balance a 10-inch (5 mm) column of mercury. 0 Gravity sewer tests shall consist of plugging the end of the building sewer at the point of connection with the public sewer, filling the building sewer with water, testing with not less than a 10-foot (308 mm) head of water and maintaining such pressure for minutes Section 31.6 page 31.6 Gravity sewer test. Gravity sewer tests shall consist of plugging the end of the building sewer at the point of connection with the public sewer, filling the building sewer with water, testing with not less than a 10-foot (308 mm) head of water and maintaining such pressure for 15 minutes. 1 Water closets having a concealed trap seal or an unventilated space or having walls that are not thoroughly waashed at each discharge prohibited. shall be shall not be Section 01. page Prohibited fixtures and connections. Water closets having a concealed trap seal or an unventilated space or having walls that are not thoroughly waashed at each discharge in accordance with ASME A11.19.M shall be prohibited. Copyrighted by Greenview Enterprises Page 1 of 36

15 006 Study Guide Sheet copper for general applications of fixture materials shall conform to ASTM B 15 and shall not weigh less than ounces per square foot CORRECT: d Section 0.3 page Sheet copper. Sheet copper for general applications shall conform to ASTM B 15 and shall not weigh less than 1 ounces per square foot (3.7 kg/m). 3 In covered mall buildings, the required public and employee toilet facilities shall be located not more than one story above or below the space required to be provided with toilet facilities, and the path of travel to such facilities shall not exceed a distance of feet Section 03.. page Location of toilet facilities in covered malls. In covered mall buildings, the required public and employee toilet facilities shall be located not more than one story above or below the space required to be provided with toilet facilities, and the path of travel to such facilities shall not exceed a distance of 300 feet (91,0 mm). Where pay facilities are installed, such facilities shall be in excess of the required minimum facilities and required facilities shall be free of charge. True False Section page Pay facilities. Where pay facilities are installed, such facilities shall be in excess of the required minimum facilities. Required facilities shall be free of charge. Copyrighted by Greenview Enterprises Page 15 of 36

16 006 Study Guide 5 The trap and fixture drain for an automatic clothes washer standpipe shall be a minimum of inches in diameter. 3 5 Section 06.3 page Waste connection. The trap and fixture drain for an automatic clothes washer standpipe shall be a minimum of inches (51 mm) in diameter. 6 Commercial food waste grinders shall be connected to a drain a minimum of inches (51 mm) in diameter. 3 5 Section 13.3 page Commercial food waste grinder waste outlets. Commercial food waste grinders shall be connected to a drain a minimum of inches (51 mm) in diameter. 7 Each compartment of a laundry tray shall be provided with a waste outlet a minimum of inches in diameter and a strainer or crossbar to restrict the clear opening of the waste outlet Section 15. page Waste outlet. Each compartment of a laundry tray shall be provided with a waste outlet a minimum of 1.5 inches (38 mm) in diameter and a strainer or crossbar to restrict the clear opening of the waste outlet. Copyrighted by Greenview Enterprises Page 16 of 36

17 006 Study Guide 8 The shower compartment access and egress opening shall have a minimum clear and unobstructed finished width of inches Section 17. page Access. The shower compartment access and egress opening shall have a minimum clear and unobstructed finished width of inches (559 mm). 9 A -inch by 3-inch closet bend shall be acceptable for water closet connections. True False Section 0. page 3 0. Water closet connections. A -inch by 3-inch (10 mm by 76 mm) closet bend shall be acceptable. 50 Fixtures designed for shall be of smooth, impervious, corrosion-resistant materials and, where subjected to temperatures in excess of 180 degrees Fahrenheit, shall be capable of withstanding, without damage, higher temperatures. therapy special cleansing of waste materials disposal of waste materials any of the above CORRECT: d Section. page 33. Materials Fixtures designed for therapy, special cleansing or disposal of waste materials, combinations of such purposes, or any other special purpose, shall be of smooth, impervious, corrosion-resistant materials and, where subjected to temperatures in excess of 180 degrees Fahrenheit, shall be capable of withstanding, without damage, higher temperatures. Copyrighted by Greenview Enterprises Page 17 of 36

18 006 Study Guide 51 The hot water supplied to bathtubs and whirlpool bathtubs shall be limited to a maximum temperature of degrees Fahrenheit by a water temperature limiting device Section.5 page 33.5 Bathtub and whirlpool bathtub valves. The hot water supplied to bathtubs and whirlpool bathtubs shall be limited to a maximum temperature of 10 degrees Fahrenheit by a water temperature limiting device. 5 Flush tanks equipped for flushing shall be controlled by a device designed to refill the tank after each discharge and to shut off completely the water flow to the tank when the tank is filled to operational capacity. manual automatic both A and B neither Section 5.3 page Flush tanks. Flush tanks equipped for manual flushing shall be controlled by a device designed to refill the tank after each discharge and to shut off completely the water flow to the tank when the tank is filled to operational capacity. 53 Attics containing a water heater shall have continuous solid flooring not less than inches (610 mm) wide Section 50.3 page Water heaters installed in attics. Attics containing a water heater shall be provided with an opening and unobstructed passageway large enough to allow removal of the water heater. The passageway shall have continuous solid flooring not less than inches (610 mm) wide. Copyrighted by Greenview Enterprises Page 18 of 36

19 006 Study Guide 5 fed water heaters shall have a vacuum relief valve installed. Top Bottom both A and B neither Section 50. page vacuum relief valve. Bottom fed water heaters and bottom fed tanks connected to water heaters shall have a vacuum relief valve installed. 55 Where pumps are installed in basements, such pumps shall be mounted on a block or shelf not less than inches above the basement floor CORRECT: d Section page Pump enclosure. The pump room or enclosure around a well pump shall be drained and protected from freezing by heating or other approved means. Where pumps are installed in basements, such pumps shall be mounted on a block orshelf not less than 18 inches (57 mm) above the basement floor. 56 The minimum diameter of water service pipe shall be inch (19.1 mm). 1/ 1/ 3/ 1 Section page Size of water service pipe. The water service pipe shall be sized to supply water to the structure in the quantities and at the pressures required in this code. The minimum diameter of water service pipe shall be 3/ inch (19.1 mm). Copyrighted by Greenview Enterprises Page 19 of 36

20 006 Study Guide 57 A fixture supply pipe shall not terminate more than inches from the point of connection to the fixture CORRECT: C Section 60.5 page Size of fixture supply. The minimum size of a fixture supply pipe shall be as shown in Table The fixture supply pipe shall not terminate more than 30 inches (76 mm) from the point of connection to the fixture. 58 The water supply and distribution pressure-reducing valve shall be designed to in case of valve failure. remain open open and close Section page Valve design. The pressure-reducing valve shall be designed to remain open to permit uninterrupted water flow in case of valve failure. 59 Pipe-joint compound or tape shall be applied on threads. male female both A and B neither Section page Threaded joints. Threads shall conform to ASME B Pipe-joint compound or tape shall be applied on the male threads only. Copyrighted by Greenview Enterprises Page 0 of 36

21 006 Study Guide 60 Mechanical joints shall be made with an approved seal. cement polyethylene elastomeric all of the above Section page Mechanical joints. Joints shall be made with an approved elastomeric seal. 61 Which of the following type of joint or connection shall be prohibited? cement joints solvent-cement joints between different types of plastic pipe saddle-type fittings all of the above CORRECT: d Section page Prohibited joints and connections. The following types of joints and connections shall be prohibited: 1. Cement or concrete joints;. Joints made with fittings not approved for the specific installation; 3. Solventcement joints between different types of plastic pipe;. Saddle-type fittings. 6 The overflow outlet for water supply tanks shall discharge at a point not less than inches (15 mm) above the roof or roof drain: floor or floor drain; or over an open water-supplied fixture. 6 8 Section page Overflows for water supply tanks. The overflow outlet shall discharge at a point not less than 6 inches (15 mm) above the roof or roof drain: floor or floor drain; or over an open water-supplied fixture. Copyrighted by Greenview Enterprises Page 1 of 36

22 006 Study Guide 63 All water pressure tanks shall be provided with a vacuum relief valve at the top of the tank that will operate up to a maximum water pressure of psi (1380 kpa) Section page Pressure tanks, vacuum relief. All water pressure tanks shall be provided with a vacuum relief valve at the top of the tank that will operate up to a maximum water pressure of 00 psi (1380 kpa). 6 The minimum size of such vacuum relief valve shall be inch (1.7 mm), without exception none of the above CORRECT: d Section page The minimum size of such vacuum relief valve shall be 0.50 inch (1.7 mm). 65 Barometric loops shall precede the point of connection and shall extend vertically to a height of feet (10668 mm) CORRECT: d Section page Barometric loop. Barometric loops shall precede the point of connection and shall extend vertically to a height of 35 feet (10668 mm). Copyrighted by Greenview Enterprises Page of 36

23 006 Study Guide 66 Private potable well supplies shall not be developed from a water table less than feet (308 mm) below the ground surface Section page Depth. Private potable well supplies shall not be developed from a water table less than 10 feet (308 mm) below the ground surface. 67 Pipe identification for hazardous piping systems shall be repeated at maximum intervals of feet (760 mm) and at each point where the piping passes through a wall, floor or roof Section page Information. Hazardous piping systems shall also contain information addressing the nature of the hazard. Pipe identification shall be repeated at maximum intervals of 5 feet (760 mm) and at each point where the piping passes through a wall, floor or roof. 68 Vacuum breakers shall be installed a minimum of inches (15 mm) above the flood level rim of the fixture or device in accordance with Section Section 609. page Vacuum breaker installation. Vacuum breakers shall be installed a minimum of 6 inches (15 mm) above the flood level rim of the fixture or device in accordance with Section 608. Copyrighted by Greenview Enterprises Page 3 of 36

24 006 Study Guide 69 A -inch by 3-inch (10 mm by 76 mm) water closet connection considered as a reduction in size. shall be shall not be Section 70. page Change in size. The size of the drainage piping shall not be reduced in size in the direction of the flow. A -inch by 3-inch (10 mm by 76 mm) water closet connection shall not be considered as a reduction in size. 70 Joints between polyethylene plastic pipe and fittings shall be and shall comply with Sectiion or above-ground underground either niether Section page Polyethylene plastic pipe. Joints between polyethylene plastic pipe and fittings shall be underground and shall comply with Sectiion or O-ring joints for stainless steel drainage systems shall not be made, even with an approved elastomeric seal. True False Section 705. page Stainless steel drainage systems. O-ring joints for stainless steel drainage systems shall be made with an approved elastomeric seal. Copyrighted by Greenview Enterprises Page of 36

25 006 Study Guide 7 For caulked joints between cast-iron pipe or fittings, molten lead shall be poured in one operation to a depth of not less than inch (5 mm). 1/ 1/ 3/ 1 CORRECT: d Section page Caulked joints. Molten lead shall be poured in one operation to a depth of not less than 1 inch (5 mm). 73 All horizontal drains, within buildings, shall be provided with cleanouts located not more than feet (30 80 mm) apart CORRECT: d Section page Horizontal drains within buildings. All horizontal drains shall be provided with cleanouts located not more than 100 feet (30 80 mm) apart. 7 For building sewers 8 inches (03 mm) and larger, manholes shall be provided and located not more than feet ( mm) from the junction of the building drain and building sewer, at each change in direction Section page Building Sewers. For building sewers 8 inches (03 mm) and larger, manholes shall be provided and located not more than 00 feet ( mm) from the junction of the building drain and building sewer, at each change in direction. Copyrighted by Greenview Enterprises Page 5 of 36

26 006 Study Guide 75 Cleanouts shall be the same nominal size as the pipe they serve up to inches (10 mm). 6 8 Section page Minimum size. Cleanouts shall be the same nominal size as the pipe they serve up to inches (10 mm). 76 Stacks shall be sized based on the total accumulated connected load. at each story at each branch interval either A or B neither Section 710.1() page 6 Table 710.1() b. Stacks shall be sized based on the total accumulated connected load at each story or branch interval. 77 The effluent level control shall be adjusted and maintained to at all times prevent the effluent in the sump from rising to within inches (51 mm) of the inver of the gravity drain inlet into the sump. 3 5 Section page Maximum effluent level. The effluent level control shall be adjusted and maintained to at all times prevent the effluent in the sump from rising to within inches (51 mm) of the inver of the gravity drain inlet into the sump. Copyrighted by Greenview Enterprises Page 6 of 36

27 006 Study Guide 78 The minimum size of a sterilizer vent serving a bedpan steamer shall be inches (38 mm) in diameter Section page Bedpan steamers. The minimum size of a sterilizer vent serving a bedpan steamer shall be 1.50 inches (38 mm) in diameter. 79 The velocity of airflow in a central vacuum (fluid suction) system shall be less than feet per second (5 m/s). 3,000 5,000 7,000 none of the above CORRECT: d Section page Velocity. The velocity of airflow in a central vacuum (fluid suction) system shall be less than 5,000 feet per minute (5 m/s). 80 Chapter 8 (Indirect/Special Waste) does not govern which of the following? food-handling establishments swimming pools neutralizing devices for corrosive wastes none of the above CORRECT: d Section page Scope Chapter 8 - Indirect/Special Waste, shall govern matters concerning indirect waste piping and special wastes. This chapter shall futher control matters concerning food-handling establishments, sterilizers, clear-water wastes, swimming pools, methods of providing air breaks or air gaps, and neutralizing devices for corrosive wastes. Copyrighted by Greenview Enterprises Page 7 of 36

28 006 Study Guide 81 Standpipes shall extend a maximum of inches (1066 mm) above the trap weir. 3 5 Section 80. page Standpipes. Standpipes shall extend a minimum of 18 inches (57 mm) and a maximum of inches (1066 mm) above the trap weir. 8 Where the vent stack connects to the building drain, the connection shall be located downstream of the drainage stack and within a distance of times the diameter of the drainage stack CORRECT: d Section 903. page Vent connection at base. Where the vent stack connects to the building drain, the connection shall be located downstream of the drainage stack and within a distance of 10 times the diameter of the drainage stack. 83 All vent and branch vent pipes shall be so graded and connected as to drain back to the drainage pipe by gravity. True False Section page Grade. All vent and branch vent pipes shall be so graded and connected as to drain back to the drainage pipe by gravity. Copyrighted by Greenview Enterprises Page 8 of 36

29 006 Study Guide 8 Every dry vent shall rise vertically to a minimum of inches (15 mm) above the flood level rim of the highest trap or trapped fixture being vented. 6 8 Section 905. page Vertical rise of vent. Every dry vent shall rise vertically to a minimum of 6 inches (15 mm) above the flood level rim of the highest trap or trapped fixture being vented. 85 The maximum slope of the vent section of the horizontal branch drain shall be one unit vertical in 1 units horizontal ( -percent slope). 6 8 CORRECT: d Section page Slope and size of horizontal branch. The maximum slope of the vent section of the horizontal branch drain shall be one unit vertical in 1 units horizontal (8-percent slope). 86 The vent or branch vent for multiple island fixture vents shall extend to a minimum of inches (15 mm) above the highest island fixture being vented before connecting to the outside vent terminal. 6 8 Section 913. page Vent connection. The vent or branch vent for multiple island fixture vents shall extend to a minimum of 6 inches (15 mm) above the highest island fixture being vented before connecting to the outside vent terminal. Copyrighted by Greenview Enterprises Page 9 of 36

30 006 Study Guide 87 Stack vent pipes shall not be less than inches (3 mm) in diameter. 1/ 1 1/ 1/ none of the above Section 916. page Vents other than stack vents or vent stacks. Vent pipes shall not be less than 1 1/ inches (3 mm) in diameter. 88 Branch vents exceeding feet (1 19 mm) in developed length shall be increased by one nominal size for the entire developed length of the vent pipe CORRECT: d Section page Branch vents exceeding 0 feet in developed length. Branch vents exceeding 0 feet (1 19 mm) in developed length shall be increased by one nominal size for the entire developed length of the vent pipe. 89 Individual and branch-type air admittance valves shall be located a minimum of inches (10 mm) above the horizontal branch drain or fixture drain being vented. 6 8 Section 917. page Location. Individual and branch-type air admittance valves shall be located a minimum of inches (10 mm) above the horizontal branch drain or fixture drain being vented. Copyrighted by Greenview Enterprises Page 30 of 36

31 006 Study Guide 90 Static pressure loss or gain (due to head) for a water piping system is computed at 0.33 psi per foot (9.8 kpa/m) of elevation change. True False Section E103.. page 117 E Static pressure loss or gain (due to head) is computed at 0.33 psi per foot (9.8 kpa/m) of elevation change. 91 Loss caused by pipe friction can be calculated when which of the following are known? the pipe size the pipe length the flow through the pipe all of the above CORRECT: d Section E103.3 page 118 E Selection of pipe size Loss caused by pipe friction can be calculated when the pipe size, the pipe length and the flow through the pipe are known. 9 All hot water distribution pipe and tubing shall have a minimum pressure rating of psi (690 kpa) at 180 degrees Fahrenheit none of the above Section605. page Water distribution pipe. Water distribution pipe shall conform to NSF 61 and shall conform to one of the standards listed in Table All hot water distribution pipe and tubing shall have a minimum pressure rating of 100 psi (690 kpa) at 180 degrees Fahrenheit. Copyrighted by Greenview Enterprises Page 31 of 36

32 006 Study Guide 93 How many service sinks are required for an E occupancy Educational facility? 1 3 Table 03.1 page 6 Table 03.1 Minimum number of required plumbing fixtures. 9 An R- Apartment house requires bathtub(s)/shower(s) per dwelling unit. 1 3 Table 03.1 page 7 Table 03.1 Minimum number of required plumbing fixtures. 95 What is the minimum size fixture water supply pipe for a bidet? 1/8 3/8 5/8 7/8 Table 60.5 page 39 Table 60.5 Minimum sizes of fixture water supply pipes. Copyrighted by Greenview Enterprises Page 3 of 36

33 006 Study Guide 96 Which of the following is the standard for cast-iron pipe fittings? ASME B16. ASME B16.1 both A and B neither Table Pipe fittings Table page 1 97 The minimum air gap for an over-rim bath filler and other fixtures with effective openings not greater than 1 inch in diameter and close to a wall shall be inches. 3 5 Table page 9 Table Minimum required air gaps 98 Glass pipe for above-ground drainage and vent pipe shall be required to follow which of the following standards? ASTM F 188 ASTM B 51 ASTM C 1053 all of the above Table 70.1 page 53 Table 70.1 Above-ground drainage and vent pipe. Copyrighted by Greenview Enterprises Page 33 of 36

34 006 Study Guide 99 According to Table 70.3 pipe shall meet standard ASTM C 8. asbestos-cement cast-iron concrete all of the above Table 70.3 Building sewer pipe. Table 70.3 page According to Table 709.1, the minimum size trap for a floor drain is. 1 inch inches 3 inches inches Table page 61 Table Drainage fixture units for fixtures and groups. 101 psi = kpa 1 3 Table E103.3(1) page 13 Table E103.3(1) Recommended tabular arrangement for use in solving pipe sizing problems For SI: 1 inch = 5. mm, 1 foot = 30.8 mm, 1 psi = kpa, 1 gpm = L/m Copyrighted by Greenview Enterprises Page 3 of 36

35 006 Study Guide 10 What is the total load value, in water supply fixture units (wsfu) for a private water closet flush tank? Table E103.3() page 1 Table E103.3() Load values assigned to fixtures 103 According to Table E103.3(3), a supply system predominantly for flush tanks with a water supply fixture unit load of 1 will meet a demand of gallons per minute Table E103.3(3) page 15 Table E103.3(3) Table for estimating demand 10 According to Table 103.3() the loss of pressure through a 1 inch tap and tee at 80 gallons per minute will be pounds per square inch (psi) Table E103.3() page 16 Table 103.3() Loss of pressure through taps and tees in pounds per square inch (psi) Copyrighted by Greenview Enterprises Page 35 of 36

36 006 Study Guide 105 The equivalent lengths presented in Table E103.3(6) are based on a C factor of in the Hazen- Williams friction loss formula Table E103.3(6) page 17 Table E103.3(6) The equivalent lengths presented above are based on a C factor of 150 in the Hazen-Williams friction loss formula. Copyrighted by Greenview Enterprises Page 36 of 36