Illustrate weld failures in track, Civil Engineering

Assignment Help:

Q. Illustrate Weld Failures in Track?

These are failures occurring to defects in welding the joint. These defects are either because of improper composition of thermit metal or defective welding technique. The main causes, which normally contribute to weld failures are summarized below -

i. Poor quality of welding of rails particulars of Aluminum Thermit ( AT ) welded joints.

ii. Poor maintenance of track particularly at fish plated joint excessive cracks and unduly large expansion gaps also contribute significantly.

iii. Excessive stress and fatigue particularly in sections, which are over due track renewals after passage of prescribed GMT.

iv. Excessive temperature variations particularly in tropical areas.

v. Other miscellaneous causes such as excessive stresses in rain due to dampness variations & poor formation etc.


Related Discussions:- Illustrate weld failures in track

Increasing concrete cover beyond contractual, Question If contractor sugges...

Question If contractor suggests increasing concrete cover beyond contractual such as 40mm to 70mm shall engineers accept suggestion? Answer In contractual part, based on requir

Illustrate bituminous surfacing over concrete structures, Q. Illustrate Bit...

Q. Illustrate Bituminous surfacing over concrete structures? Usage of bituminous surfacing over concrete structures (for instance existing concrete roads) is widespread to impr

Marine facilities, define and explain various marine facilities

define and explain various marine facilities

Cement, Ask What is the density of cement?

Ask What is the density of cement?

Why does pipe jacking machine usually get stuck, Q. Why does pipe jacking m...

Q. Why does pipe jacking machine usually get stuck when the ground condition change from soil to very hard rock? When pipejacking machine moves from anarea of soil to very hard

Application of quadratic equation, list some applications of quadratic equa...

list some applications of quadratic equation in civil engineering

What is moisture-dry density, Describe why soils are compacted in the field...

Describe why soils are compacted in the field. How is the degree of compaction ensured in the field (i.e., control of field compaction)? Distinguish among 'compaction' and 'consoli

Support reaction, different types of support force & effect of hinge suppor...

different types of support force & effect of hinge support

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd