R4 & R4 (M)
- General Details
External Dimension including Cover Internal Dimension Gross Weight (kg) Duct Ways (Side/End) Cover Type
6400 (L) x 1900 (W) x 2350 (H) 6000 (L) x 1500 (W) x 1800 (H) 25000 30
R4 (M) 6400 (L) x 2200 (W) x 2350 (H) 6000 (L) x 1800 (W) x 1800 (H) 27500 30
- All precast manholes are designed in accordance to the guidance in BS 8810.
- All dimensions are in millimetre (mm) unless stated otherwise.
- Main reinforcement is made from high tensile steel bar in accordance to BS 4449 and BS 4461
- Able to withstand loading of 22.5 metric tonnes axle load.
- Concrete cube strength is 30 MPa.
- Duct entry diameter comes in either 100mm or 150mm.
- A Product Certificate as proof of authenticity will be issued for all manhole products.
- Precast concrete manhole installation and assembly training can be provided upon request.
- Product Enquiry
Product Enquiry Form