6. Track Repairs, Track Renewals & Track Signs

When Renewal is Carried out with new materials is called ____________.

• Primary Renewal

• Secondary Renewal

• Casual Renewal

• All the above

Limits of Lateral wear on Curves shall be ______ mm.

• 4

• 6

• 8

• 10

Fastenings are generally renewed when they become inoperative and would come under the Category of Casual Renewals.

• True

• False

Primary Service life of R260 Rail is _______.

• 400 GMT

• 600 GMT

• 800 GMT

• 1000 GMT

Criteria for Rail Renewal

• Wear on Rails

• Expected Service Life

• Incidence of Rail Fractures & Weld Failures

• All the above

Limit of Vertical wear is ________ mm for UIC 60E1 rail.

• 8

• 10

• 13

• 15

Track Signages clearly conveying information about Track Features.

• True

• False

Extension of two tangent grades intersect is called as ___________.

• Point of Vertical Inflection

• Point of Vertical Curvature

• Point of Vertical Tangency

• Beginning of Circular Curve

___________ shall be provided at every turnout in depot and mainlines.

• Turnout Indicators

• Kilometer Markers

• Horizontal Curve Markers

• Vertical Curve Markers

Horizontal Curve Markers

• Shall be Provided on the Outside of Curve

• Indicate the Beginning & End of the transition

• Indicate the Beginning & End of the Circular

• All the above