Box culverts are essential for effective drainage systems, especially in road and highway construction. A single cell 1m x 1m box culvert provides a simple and efficient solution to control water flow. Below is a detailed material estimate based on the given design and calculations.

Volume of Concrete for Toe Beam

The toe beam stabilizes the culvert structure and resists lateral forces.

Formula Used:

Volume = 2 × 0.4 × 0.3 = 0.24 × 2* = 0.48 m³              2* Means for the inlet and outlet of the box culvert

Total Concrete Volume: 0.48 m³

Concrete Volume for Aprons

Aprons help protect the culvert from erosion and scouring.

Formula Used:

Volume = [(2 + 1.2)/2 × 1.3 × 0.2] × 2*

= (1.6 × 1.3 × 0.2) × 2 = 0.83 m³

Total Concrete Volume: 0.83 m³

 Concrete Volume for Wing Walls

Wing walls retain the earth and direct water into the culvert.

Formula Used:

Volume = [(1.2 + 0.8)/2 × (1.3 + 1.7)/2] × 4 × 0.2

= (1 × 1.5 × 0.2) × 4 = 1.2 m³

Total Concrete Volume: 1.2 m³

Headwalls Concrete Estimate

Headwalls provide structural support and prevent embankment erosion.

Formula Used:

Volume = 1.2 × 1.0 × 0.2 × 2 = 0.48 m³

Total Concrete Volume: 0.48 m³

Top and Bottom Slab Volume

These slabs form the main structural box of the culvert.

Formula Used:

Volume = [12 × 1.2 × 0.2] × 2 = 2.88 × 2 = 5.76 m³

Total Concrete Volume: 5.76 m³

Side Walls Volume

Walls provide the vertical structural component of the culvert box.

Formula Used:

Volume = [12 × 1.0 × 0.2] × 2 = 2.4 × 2 = 4.8 m³

Total Concrete Volume: 4.8 m³

Summary of Total Concrete Volumes

ComponentVolume (m³)
Toe Beam0.48
Aprons0.83
Wing Walls1.2
Headwalls0.48
Top/Bottom Slab5.76
Side Walls4.8
Total Volume13.55 m³

Key Construction Tips

  • Use high-strength concrete (minimum grade M25).

  • Ensure proper compaction and curing for durability.

  • Install reinforcement mesh for added structural stability.

Why Choose a Single Cell Box Culvert

Single-cell box culverts are ideal for areas with limited water flow. They’re cost-effective, easy to install, and require minimal maintenance. Their rectangular shape provides better flow control than circular pipes in certain terrain.

Click Here To See Reinforced Concrete Box Culvert Details And Design

0 0 votes
Article Rating
Subscribe
Notify of
guest
0 Comments
Newest
Oldest Most Voted
Inline Feedbacks
View all comments
You May Also Like