Short Note on Maintenance precaution in LWR track

Maintenance precaution in LWR track : - 

 Maintenance of LWR is very sensitive and required special attention some of precaution required are as under:-

i. Any maintenance of LWR/CWR should be under competent and trained personnel

ii. Maintenance work should be confined to hours when the rail temperature is between Td + 10 and Td-30. If rail temperature after maintenance operations exceeds Td+20 Centigrade than during the consolidation period speed restriction of 50 Kmph shall be imposed.

iii. Ballast section should be properly maintained, lifting of track should be avoided during the alignment correction by crow bars.

iv. All fitting and fasting should be effective, complete and secure.

v. Not more than one sleeper in 30 consecutive sleepers shall be replaced at a time.

vi. Change of fastening not requiring lifting of rails shall be done one sleeper at a time and at least 15 sleepers in between shall be kept intact and work should be done under super vision of keyman.

vii. Change of fastening requiring lifting of rail should be done of one sleeper and atleast 30 sleepers shall be kept intact and work should be done under super vision of gang mate.