BANGLADESH NATIONAL BUILDING CODE

BANGLADESH NATIONAL BUILDING CODE
 (Volume 2 of 3) (Part 6), FINAL DRAFT 2015

Types of Pointing

Pointing Devices

 

3-D Transportation system

Objective file below this link
3-d transportation system (Word file)

some roadway picture

Reinforced Concrete Floor System

Circular Slab

Uses of Circular Slabs:

1.Roof of a room or hall circular in plan

2.Floor of circular water tanks or towers

Segmental Arch & Stair Case

Various Types of Arches

Segmental Bridge Arch

Column formwork

Pile Construction System

What is pile?

-A slender timber, concrete, or steel structural element, driven, jetted, or otherwise embedded on end in the ground for the purpose of supporting a load.

Biochemical Oxygen Demand (BOD)

Biochemical oxygen demand (BOD) is the amount of dissolved oxygen needed by aerobic biological organisms in a body of water to break down organic material present in a given water sample at certain temperature over a specific time period.