U Drain With DWF 900MM X 900MM X 1M (OKA)

Type : With Dry Weather Flow

Product : Standard Size U Drain

Colour : Grey

Size : 900MM X 900MM X 1M

Weight : ± 700.00kg

Packing : 1 Nos

Min Order Per : 1 Nos

OKA RC U-SHAPE DRAINS

U-DRAINS WITHOUT DRY WEATHER FLOW (DWF) CHANNEL / U-DRAINS WITH DRY WEATHER FLOW (DWF) CHANNEL

DESIGN AND SPECIFICATIONS

1. Structural design in accordance with requirements of BS 8110:1997
2. Concrete characteristic strength: 30N/mm² – 40N/mm²
3. Concrete over: Standard Size U-Drains – 25mm; Super Size U-Drains – 30mm
4. Loading criteria are shown below:

For other design considerations or specifications not shown here, please contact our Technical Department

HANDLING, STACKING, LAYING, JOINTING AND BACKFILLING

• Handling: A spreader beam to be used with steel pins and lifting cables to avoid cracking at junction of side wall and base slab.
• Stacking: U-drains are to be stacked on level and stable ground to avoid cracking of base slab.
• Laying: U-drains should be laid on prepared bedding to ensure uniform support under the full width and length of the U-drains.
• Jointing: Butt joints. Gaps normally to be filled up with cement-sand mortar
• Backfilling: Backfilling with selected free draining backfill material. Avoid use of heavy vibratory equipment next to side walls.

STANDARD SIZE U-DRAINS

OKA U-DRAINS COME IN STANDARD LENGTH OF 1 METRE

STANDARD SIZE U-DRAINS – DIMENSIONS AND PRODUCT WEIGHT
NON STANDARD SIZES AND NON STANDARD LOADING CONDITIONS CAN BE MANUFACTURED UPON REQUEST