BRIDGE ENGINEERING

which may be the main span length of a major bridge?

• 5m

• 50m

• 90m

• 120m

which is not a basic form of bridge?

• slab bridge

• beam bridge

• truss bridge

• Arch bridge

which is associated with preliminary subsoil investigation?

• Sounding rod

• Auger boring

• Wash boring

• All of the above

Gauge length of broad gauge indian railway is?

• 1767mm

• 1762mm

• 1676mm

• 1676mm

Coefficient of dynamic augment for BG lines is applicable for vehicle speed upto(km/hr)

• 160

• 150

• 120

• 100

The max strain in M20 grade concrete in flextural at a outmost compression fiber is

• 0.0015

• 0.0025

• 0.0035

• 0.0045

What is the maximum value of the shear strength enhancing factor K in bridge deck slab?

• 5

• 2

• 4

• 3

The deflection limit in a deck slab under vehicle live load is?

• span/300

• span/500

• span/600

• span/800

Courbons method is applicable for which of the following range of span to width ratio of deck?

• 2<L/B<4

• 2<L/B<5

• 3<L/B<6

• 4<L/B<6

Reinforced concrete rigid box culverts with square or rectangular opening can have maximum span length of

• 3m

• 3.5m

• 4m

• 4.5m