APPENDIX B PART 2

required if quantity of sewage exceeds 152.4 lineal meter

• Dosing Tank

• Septic tank

• Distribution tank

• Seepage pits

interval of discharge of dosing tank via automatic siphon pump

• 3 or 4 hours

• 2 or 3 hours

• 1 or 2 hours

• 3 or 5 hours

dosing capacity at one time

• 50 % to 60%

• 60% to 75%

• 60% to 85%

• 50 % to 75%

siphons or pumps required if total length pipe exceeds 304.8m; each serving 1/2 of the leach field

• 1

• 2

• 3

• 4

DISPOSAL FIELDS

minimum spacing between trenches or leaching beds plus 0.6 m for each additional 0.3m of depth in excess of 0.3m below the bottom of the line

• 1.2m

• 1.8m

• 0.9m

• 1.5m

DISPOSAL FIELDS

distance on center of each distribution drain lines

• 1.2m

• 1.8m

• 0.9m

• 1.5m

DISPOSAL FIELDS

maximum distance of perimeter of leaching bed to a distribution drain line

• 1.2m

• 1.8m

• 0.9m

• 1.5m

a loosely lined excavation in the ground. which receives

the discharge of a septic tank and designed to permit the effluent from the

septic tank to seep through pit bottom and sides .

• Seepage pit

• Disposal field

• Cesspool

• Sewer

a non-watertight lined excavation in the ground which

receives the discharge of a sanitary drainage system or part thereof,

designed to retain the organic matter and solids discharging therefrom, 0ut

permitting the li4uid to seep through the bottom and sides of the cesspool

• Seepage pit

• Disposal field

• Cesspool

• Sewer

SEEPAGE PIT

Maximum depth of excavation within a water table from a seepage pit

• 3m

• 2m

• 4m

• 5m