Div. B › Part 7 › 7.4 › 7.4.10 — Hydraulic Loads

7.4.10.9 — Hydraulic Loads on Horizontal Storm Drains

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(1) The hydraulic load that is drained to a horizontal storm drainage pipe shall conform to Table 7.4.10.9., based on the size and slope.

Tables & Figures referenced

Table 7.4.10.9 : Maximum Permitted Hydraulic Load Drained to a Horizontal Storm Drainage Pipe : Forming Part of Sentences 7.4.10.9.(1) and 7.4.10.10.(2)

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OBC Definitions

Defined terms on this page

run

means the horizontal distance between two adjacent tread nosings on a stair.

size

means the nominal diameter by which a pipe, fitting, trap or other similar item is commercially designated.

storm drainage pipe

means all the connected piping that conveys storm sewage to a place of disposal and includes the storm building drain, storm building sewer, rain water leader, catch basin and area drain installed to collect water from the property and the piping that drains water from a swimming pool, other than a public pool, or from water cooled air-conditioning equipment, but does not include, (a)a subsoil drainage pipe, or (b)a private sewage treatment and disposal facility designed for the treatment or retention of storm sewage prior to discharge to the natural environment.

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