CM Precast Concrete Electrical Manhole TNB 4'x4'x4' C/W Mild Steel Angle Wrapped Concrete Slab Cover Full Set 1560MM (L) x 1560MM (W) x 1600MM (H)

Features
• Suitable replacement for conventional cast-in-situ manhole.
• Great cost and time savings with good factory quality finishes.
• Easy installation with minimal interruption to traffic flow.
• Sustain an eco-friendly surrounding as it generates lesser construction wastes.
• Efficient loading access capacity.
• Good quality control with minimum formwork and manpower.

Specification
• Item Code: FS-TNB444-CSC-MSA
External Dimensions Include Cover
• Length (MM): 1560 MM
• Width (MM): 1560 MM
• Height (MM): 1600 MM
Internal Dimensions
• Length (MM): 1200 MM
• Width (MM): 1200 MM
• Height (MM): 1200 MM
• Approx Weight (KG): 5,000 KG
• Cover Type: Concrete Slab Cover
• Duct Ways (150mm Dia.) Side: 6
• Duct Ways (150mm Dia.) End: 6

Installation Method:
• Step 1: Identify the manhole location and begin excavation works to the desired dimension and height.
• Step 2: Prepare a sand-bedding surface to ensure the excavated location lever prior to the installation.
• Step 3: Begin to plant the manhole unit. Align and adjust manhole unit during planting as well as ensure the correct direction of incoming and outgoing cable connections.
• Step 4: Cabling works can commence instantly once manhole unit is correctly placed.

Legend:
1.Iron Cover Top
2.Concrete Slab
3.Concrete Slab c/w Mild Steel Frame
4.Concrete Invert
5.Duct Way
6.Anchor Iron Lifting Hook
7.Sump Hole c/w Mild Steel Grating
8.Manhole Information and Authenticity Identication Label
9. U-Bolt

Notes:
1. All precast manholes are being designed in accordance to the guidance in BS 8810.
2. All dimensions are in milimeters unless stated otherwise.
3. Main reinforcement is high tensile steel bar in accordance to BS 4449 and BS 4461.
4. Designed Axle Load shall be minimum of 22.5 metric tonnes.
5. Concrete cube strength shall be 30 MPa.