Off-Mains Drainage Septic tanks, STPs, soakaways, GBR

Cesspools, septic tanks, package treatment plants, drainage fields, and the General Binding Rules. Aligned with WRc Part 4 and the Percolation course.

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Status

Built from the Off-Mains deck (44 slides). Cross-links into the Percolation course and the GBR regulatory reference.

Modules

1 CORE

Septic Tanks

Tank construction (brick, concrete, fibreglass, plastic), dip and H pipes, baffle failure, sludge build-up causing soakaway blockage.

13 slides~25 min
Start module
2 CORE

Sewage Treatment Plants

Klargester BioFicient, BioDisc, primary settlement, biological zones, final settlement. Reed beds and pumping stations.

8 slides~20 min
Start module
3 CORE

Soakaways, Drainage Fields & Percolation

Drainage field sizing, perforated pipe construction, percolation test method (BS 6297), Vp calculation.

6 slides~25 min
Start module
4 CORE

General Binding Rules

Existing vs new discharge, capacity limits (2 m³/day to ground), British Standards (BS EN 12566, BS 6297:2007), maintenance requirements.

20 slides~30 min
Start module