Verified by manufacturer 3 months ago
DN2000 Caisson Chamber Section x 500 mm
Reinforced precast concrete manhole unit.
Used for construction of pumping stations, wet wells and manholes, particularly in difficult ground conditions, adopted when the depth of water is high and the foundations are to be laid under water.
Marshalls Civils & Drainage offer a range of reinforced precast concrete manhole chambers specially designed for sinking by the caisson method from 2000 mm diameter to 4000 mm internal diameter in varying depth.
The caisson chamber shaft sinking system was originally designed for use in micro-tunnelling, but is now more widely used for construction of pumping stations, wet wells and manholes, particularly in difficult ground conditions, adopted when adopted when the depth of water is high and the foundations are to be laid under water. The caisson method is achieved by using a shaft sinking plate system and is manufactured in accordance to BS EN 1917:2002 and kite marked where relevant to BS 5911-3:2010.
Features and benefits:
Color | Grey |
Finish | Cement |
Material | Precast concrete |
Shape | Circle |
Length | 2260 mm 2680 mm 3060 mm 3350 mm 4030 mm Manufacturer guidanceOutside diameter. |
Width | 2260 mm 2680 mm 3060 mm 3350 mm 4030 mm Manufacturer guidanceOutside diameter. |
Height | 500 mm 750 mm 1000 mm |
Warranty description | 120 year |
Uniclass | |
CAWS | R12/407 Manholes and inspection chambers – concrete R12/62 Manholes and inspection chambers – concrete R12/755 Jointing concrete manhole chamber sections R12/433 Manhole channels and branches – conventional |
Standards | To BS EN 1917 and BS 5911-3. |
Certification | BSI Certified: ISO 9001; ISO 14001. |
Dimensions | |
Clear internal dimension | 2000+ mm. |
Section thickness | 130 mm.Manufacturer guidanceWall thickness. |
Integral accessories | Not required.Caisson Cover Slab: DN 2370 mm.Caisson Cover Slab: DN 2700 mm.Caisson Cover Slab: DN 3060 mm.Caisson Cover Slab: DN 3350 mm.Caisson Cover Slab: DN 3960 mm.Caisson Cover Slab: DN 4500 mm. |
OutsideDiameter | 2260 mm. |
EffectiveDepth | 500 mm. |
OverallDepth | 500 mm. |
Weight | 1065 kg. |
Jointing | 3. Manufacturer guidanceJointing plates. |
Contains Red List materials | No |
Country of material origin | United Kingdom |
Country of product manufacture | United Kingdom |
Material | Precast concrete |