Important Points to Remember for Eccentric Footing, Cantilever Footing or Shoe Footing

Important Points to Remember for Eccentric Footing, Cantilever Footing or Shoe Footing

By Saad Iqbal July 30, 2017 1 comment:

Some days ago I have posted a Picture of an eccentric isolated foundation and I asked my fans on facebook that whether it is right to place ...

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how should the guided bearings in piers of the curved region be oriented with respect to the fixed bearing in abutment?

how should the guided bearings in piers of the curved region be oriented with respect to the fixed bearing in abutment?

By Saad Iqbal May 27, 2016 No comments:

To determine the orientation of guided bearings, one should understand the movement of curved region of a prestressed bridge. Movement of p...

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What are the advantages of piers constructed monolithically with the bridge deck over usage of bearings?

What are the advantages of piers constructed monolithically with the bridge deck over usage of bearings?

By Saad Iqbal No comments:

Basically, piers constructed monolithically with the bridge deck are advantageous in the following ways: (i) Movement of the bridge deck i...

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Are diaphragms necessary in the design of concrete box girder bridges?

Are diaphragms necessary in the design of concrete box girder bridges?

By Saad Iqbal No comments:

Diaphragms are adopted in concrete box girder bridges to transfer loads from bridge decks to bearings. Since the depth of diaphragms normal...

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What is the advantage of sliding bearings over roller bearings?

What is the advantage of sliding bearings over roller bearings?

By Saad Iqbal No comments:

In roller bearing for a given movement the roller bearing exhibit a change in pressure centre from its original position by one-half of its...

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Why is the span length ratio of end span/approach span to its neighboring inner spans usually about 0.75?

Why is the span length ratio of end span/approach span to its neighboring inner spans usually about 0.75?

By Saad Iqbal No comments:

From aesthetic point of view, an odd number of spans with a decrease in length in the direction of abutment is desirable. Moreover, spans ...

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In the design of a simply supported skew bridge, which direction of reinforcement should be provided?

In the design of a simply supported skew bridge, which direction of reinforcement should be provided?

By Saad Iqbal No comments:

In the conventional design of steel reinforcement for a simply supported skew bridge, a set of reinforcement is usually placed parallel to...

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What are the functions of different components of a typical expansion joint?

What are the functions of different components of a typical expansion joint?

By Saad Iqbal February 29, 2016 No comments:

We all know that concrete is vulnerable to temperature changes it usually shrinks and expands due to some temperature variations, in such a...

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Under what situation shall engineers use jacking at one end only and from both ends in prestressing work?

Under what situation shall engineers use jacking at one end only and from both ends in prestressing work?

By Saad Iqbal February 23, 2016 No comments:

Prestressing is now a must-to-have phenomenon in every mega project whether it includes flyovers or dam or whatever. During the design pro...

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Treatment of dampness in walls in many ways

Treatment of dampness in walls in many ways

By Saad Iqbal November 23, 2014 No comments:

Dampness is the cause, reason and initiator of many defects and diseases in all sorts of construction from roads and transport systems to b...

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