What is the difference between lap length and anchorage length?

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Lap length is the overlapping of two reinforcement bars, while Anchorage length is the length of bar embedded in concrete.

Lap length is used to join two reinforcement bars of the same diameter.
Anchorage length is used to provide a grip between the reinforcement bar and the surrounding concrete.
Lap length is usually 50 times the diameter of the bar, while Anchorage length is usually 40 times the diameter of the bar.
Lap length is used in tension reinforcement, while Anchorage length is used in compression reinforcement.

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Asked inBharat Electronics,Project Engineer

What is the difference between lap length and Anchorage length ?

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Lap length is the overlapping of two reinforcement bars, while Anchorage length is the length of bar embedded in concrete.
Lap length is used to join two reinforcement bars of the same diameter.

Anchorage length is used to provide a grip between the reinforcement bar and the surrounding concrete.

Lap length is usually 50 times the diameter of the bar, while Anchorage length is usually 40 times the diameter of the bar.

Lap length is used in tension reinforcement, while Anchorage length is used in compression reinforcement.

Accepted Answer

Lap length consider for unequal bar, while anchorage length is the equivalent length of the reinforcement bar which is considered to be available when the stright bar is bent through some angle.

Accepted Answer

lap length is to be provided to safely transfer the load. Development length is provided to transfer the load from steel to concrete. It is also known as anchorage length.

What is the difference between lap length and anchorage length?

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