Q. The average grain size of the bed material is 0.16 mm for medium silt, Lacey’s silt factor is likely to be _______

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Q. The waterway for a bridge on the river in alluvial plain having a dominant discharge of 3600 cumecs should be ________ m.

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Q. Greater is the afflux, lesser will be the available clearance for the same deck level.

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Q. Greater is the reduction in the linear waterway, the lesser is the afflux.

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Q. The proposed masonry arch bridge having the total height of its abutments or piers from top to bottom as H can be proposed to have economical spans each equal to ______

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Q. A bridge culvert is to be constructed across a proposed lined canal. The afflux at this site for a contracted canal width can be computed by __________

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Q. While going to the Tirupati Tirumala Devasthanam from Madras, highway road is found to be lowered at several places over which natural drainage flow during the rainy season. Such dips in the roads are called ___________________

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Q. Which of the following formula is valid when the downstream depth is more than 80% of the upstream depth?

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Q. What is the value of the coefficient of discharge for the wide bridge opening with floors?

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Q. Calculate the economic length of one span for RCC Slab Bridge if the total height of abutment or pier from the bottom of its foundation to its top is 6m.

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Q. In Broad Crested Weir formula, the discharge is dependent on ________________

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Q. Calculate the longitudinal braking force (P) for four-lane bridges designed for class 70R loading.

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Q. The greater is the heading up of water at the inlet end, the greater will be the flow velocity in case of culvert across some flat terrain.

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Q. The foundations of bridges on erodible beds are taken down below the HFL by an amount equal to _____________

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Q. The vertical component of the earthquake wave which produces adverse effects on the stability of a dam when is acting in ____________________

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Q. The horizontal component of an earthquake wave producing instability in a dam is the one which acts __________________

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Q. The vertical downward earthquake acceleration aᵥ = 0.1g acting on a gravity dam will ________________________

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Q. A gravity dam is subjected to hydrodynamic pressure caused by __________

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Q. In a concrete gravity dam with a vertical upstream face the stabilising force is provided by the ___________________

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Q. What is the value of horizontal destabilizing force caused by the formation of waves in a storage reservoir having a fetch of 52 km due to high wind of 172 km/h?

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