FTRIWI

There are guidelines for installing the correct size of septic tank. Septic tanks shall have a minimum size of 1,500 gallons. If a larger size is required by local authorities, the contractor shall comply with local codes but allow in his or her bid for the cost associated with such increase in size. 

According to the paragraph above, who is responsible for installing the correct sized septic tank? 

• Contractor. 

• Property Owner

• . Local Authorities.

• Plumbing Inspector

"Provide all pipe passing through footings, floors, slabs, and masonry walls with steel pipe sleeves, the inside diameter of which shall be at least 2-inch greater than the outside diameter of the pipe and covering passing through it. Sleeves in exterior walls, slabs on earth, or in any slab which may be wet (after completion of the building) shall be Schedule 40 PVC pipe and shall have the space between the pipe and the sleeves caulked watertight."

According to the paragraph above, what is the minimum difference allowed between the outside diameter of a pipe and the sleeve? 

• Sleeve is same size as the pipe

• Sleeve is 1 inch larger than the pipe.

• Sleeve is 1⁄2 inch larger than the pipe

• Sleeve is 1⁄2 inch smaller than the pipe. 

"Provide all pipe passing through footings, floors, slabs, and masonry walls with steel pipe sleeves, the inside diameter of which shall be at least 2-inch greater than the outside diameter of the pipe and covering passing through it. Sleeves in exterior walls, slabs on earth, or in any slab which may be wet (after completion of the building) shall be Schedule 40 PVC pipe and shall have the space between the pipe and the sleeves caulked watertight."

According to the paragraph above, which of the following does NOT apply? 

• A pipe sleeve must be either steel or SCH 40 PVC. 

• The steel sleeve must be at least 1⁄2 inch greater than the outside diameter of the 

  pipe itself. 

• A 4 5/8th inch outside diameter pipe passing through any slab must have at least a 

  5 1/8th inch pipe sleeve. 

• A 4 1⁄2 inch pipe sleeve is sufficient for a 4 inch inside diameter pipe to pass 

  through a masonry wall. 

"Provide all pipe passing through footings, floors, slabs, and masonry walls with steel pipe sleeves, the inside diameter of which shall be at least 2-inch greater than the outside diameter of the pipe and covering passing through it. Sleeves in exterior walls, slabs on earth, or in any slab which may be wet (after completion of the building) shall be Schedule 40 PVC pipe and shall have the space between the pipe and the sleeves caulked watertight." 

According to the paragraph above, when installing a sleeve in a poured slab roof what type of material should be used? 

• SCH. 40 PVC. 

• SCH. 40 Steel

• SCH. 80 PVC

• SCH. 80 Steel.

When reading a blueprint where should you look for help when you see a symbol that you do not recognize?

• Legend.

• Plan view. 

• Section views.

• Process and Instrumentation Diagrams (P&IDs).

What does the following symbol mean?

• Ball valve.

• Gate valve. 

• Check valve.

• Relief valve.

"Footing Drain: Furnish and install 4 inch drain tile or other type of material approved by local code authority. The contractor is to furnish and place gravel in accordance with requirements of local code authority." 

According to the information above, which of the following is the MOST accurate statement?

• Drain tile shall be pitched

• Washed gravel must be used. 

• Footing drains shall be 4 inches.

• Schedule 40 pipe shall be used. 

Using Figure 2, what is the dimension of DIM "W"? 

• 4 feet and 4 inches

• 5 feet and 4 inches.

• 5 feet and 10 inches.

• 6 feet and 10 inches

Using Figure 2, what length is DIM “G?” 

• 10 feet and 6 inches.

• 11 feet and 0 inches.

• 12 feet and 0 inches. 

• 15 feet and 0 inches.

Using Figure 2, what is the elevation of the waste line below the sub-basement 

floor? 

• -4 feet and 6 inches.

• -1 foot and 6 inches. 

• 1 foot and 6 inches. 

• 3 feet and 0 inches.