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Application

Building control and Sewers for Adoption 7 (SfA7) applications.

Description

A range of inspection chambers which are designed for use in gravity drainage installation and offered for connections to pipe diameters: 110, 150/160, 225 and 300 mm. Manufactured to BS EN 124 and kitemarked to BS EN 13598-1 and BS 7158.

The range of chambers offers a number of base and shaft configurations to gain access to underground drainage pipelines, giving Specifiers and Installers the freedom to choose the most suitable system for the project requirements. The alternatives available are:

Inspection Chambers – Shallow:

For use at a maximum invert depth of 0.6 m in Building Control applications and/or 0.9 m in Sewers for Adoption 7 (SfA7) applications. (Multi-Base range only).

Inspection Chambers – Deep:

For use at a maximum invert depth of 1.2 m in Building Control applications and 3 m in Sewers for Adoption 7 (SfA7) applications.

Applications:

Building control and Sewers for Adoption 7 (SfA7) applications.

General information
Material

Polypropylene is used in the manufacture of the majority of non-man-entry inspection chamber range

Uniclass 2015
Plastics inspection chambers (Pr_65_52_01_64)Primary
Specification data - Plastics inspection chambers
Product Reference

Inspection Chambers

Type

Insert product reference from 'Options' below.

Accessories

None

4D314

Cover to frame seal for shallow inspection chamber.

4D318

Screws.

4D328

Round cover for shallow inspection chamber.

4D926

Inlet Blank-off Plugs.

4D957

Multi-base shaft seal.

4D964

Blank-off plugs.

4D994

Cover sealing ring for 4D920/ 4D924/ 4D927.

4D995

Screws for 4D920.

4D996

Screws for 4D927.

4D997

Eye bolts for 4D920.

6D917

Chamber base/ restriction access cap seal – spare, for use with 6D934/ 6D938.

6D930

Restriction Access Cap, for use with 6D934/ 6D938 shaft sections.

6D940

NIC Telescopic Adaptor, for use with 4D920 cover and frame.

Standard product features

Material:

Polypropylene is used in the manufacture of the majority of non-man-entry inspection chamber range.

Colour:

Most inspection chambers and ring seals: Black.

Product Options

Type:

- Shallow inspection chamber:

  • 4D960 – D/S equal shallow inspection chamber 110 mm.
  • 4D325 – Round cover and frame.
  • 4D961 – Square cover and adjustable frame.

- Multi-base (D/S equal shallow) inspection chamber (315 mm diameter base):

  • 4D910 – Straight channel and single inlet 110 mm.
  • 4D911 – Straight channel and two inlets, 90° left-hand equal branch inlet 110 mm.
  • 4D912 – Straight channel and two inlets, 90° right-hand equal branch inlet 110 mm.
  • 4D913 – Straight channel and two inlets including 45° left-hand equal branch inlet 110 mm.
  • 4D914 – Straight channel and two inlets including 45° right-hand equal branch inlet 110 mm.
  • 4D917 – Straight channel and three inlets including 2 x 45° equal branch inlets 110 mm.
  • 4D918 – 90° bent channel and single inlet 110 mm.
  • 4D933 – Straight channel and three inlets including 45° and 90° left-hand equal branch inlets 110 mm.
  • 4D934 – Straight channel and three inlets including 45° and 90° right-hand equal branch inlets 110 mm.
  • 4D935 – Straight channel and three inlets including 2 x 90° equal branch inlets 110 mm.
  • 4D937 – P/E Inspection Chamber Shaft. 315 mm.
  • 4D969 – Square cover and adjustable frame.

- Universal (D/S equal) inspection chambers:

  • 4D922 – Straight channel and five inlets including two 45° and two 90° equal branch inlets 110 mm.
  • 6D928 – straight channel and three inlets including two 90° equal branch inlets 160 mm.
  • 6D929 – Straight channel and five inlets including two 45° and two 90° 110 mm branch inlets. For use with 110 and 160 mm OsmaDrain.
  • 6UR928 – 150 mm straight channel and three 150 mm inlets including two 90° equal branch inlets. For use with 150mm UltraRib.
  • 6UR929 – 150 mm straight channel and four 110 mm inlets including two 45° and two 90° 110 mm branch inlets. For use with 150 mm UltraRib.
  • 4D975 – P/E inspection chamber shaft. 450 mm diameter plain-ended shaft. Length: 305 mm. For use with all Universal bases.
  • 4D942 – Round cover and frame – B125. Loadings up to 12.5 kN.
  • 4D920 – Square cover and frame – A15. Loadings up to 15 kN.
  • 4D924 – Round cover and frame – A15. Loadings up to 15 kN.
  • 4D927 – Round cover and frame – A15. Loadings up to 15 kN.
  • 4D945 – Square cover and frame. Loadings up to 25 kN on concrete plinth.
  • 4D946 – Square cover and frame. Loadings up to 25 kN on concrete plinth.
  • 4D948 – Inspection chamber channel cover – Left-hand for use with 4D922 base only
  • 4D949 – Inspection chamber channel cover – Right-hand for use with 4D922 base only.

- Non-man entry inspection chambers:

  • 4D923 – D/S equal base, 110 mm straight channel with two 110 mm x 45° and two 110 mm x 90° left/right hand branch entries. 110 mm.
  • 6D936 – D/S equal base, 160 mm straight channel with two 160 mm x 90° left/right hand branch entries.
  • 6D937 – D/S unequal base, 160 mm straight channel with two 110mm x 45° and two 110 mm x 90° left/right hand branch entries, for use with 110 mm components.
  • 6UR936 – D/S equal base, 150 mm straight channel with two 150 mm x 90° left/right hand branch entries.
  • 6UR937 – D/S unequal base, 150 mm straight channel with two 110mm x 45° and two 110 mm x 90° left/right hand branch entries, for use with 110 mm components.
  • 6D934 – P/E inspection chamber shaft, 500 mm diameter base x 1500 mm long.
  • 6D938 – P/E inspection chamber shaft, 500 mm diameter base x 3000 mm long.

Literature