Description : Free board given in septic tank is about (a) 100 mm (b) 200 mm (c) 300 mm* (d) 500 mm
Last Answer : (c) 300 mm*
Description : Effective depth of septic tank of 10 users is about (a) 1.0 m () 1.2 m* (c) 1.7 m (d) 2.0 m
Last Answer : b) 1.2 m*
Description : A bridge is generally specified as “Br. No. 180 (5x9.10m G) at km 345/5-6”. a) Effective Span b) Width of bridge c) Clear Span* d) Overall length of bridge
Last Answer : c) Clear Span*
Description : Which one of the following statements regarding septic tanks is wrong? A. A gap of 7.5 cm between the bottom of the covering slab and the top level of scum is provided B. The outlet invert level is kept ... . The minimum width of septic level is 90 cm D. The depth of tank is kept equal to its width
Last Answer : ANS: D
Description : The minimum width of a septic tank is taken (A) 70 cm (B) 75 cm (C) 80 cm (D) 90 c
Last Answer : (B) 75 cm
Description : Minimum length of check rail for square crossing shall be -------- more than the width of gate a) 1 meters b) 2 meters* c) 3 meters d) 5 meters
Last Answer : b) 2 meters*
Description : The train runs faster on BG than on MG rail because its speed is directly proportional to a) Weight of the train* b) Gauge width c)Policy of Railway Board d) Length of the train
Last Answer : a) Weight of the train*
Description : In a sedimentation tank (length L, width B, depth D) the settling velocity of a particle for a discharge Q, is A. Q/(B × D) B. Q/(L × D) C. Q/L D. Q/(B × L)
Description : The length of the countersunk head rivet shank is, when L = length of the rivet, G = length of grip in mm; D = Dia of rivet in mm a) L =G +0.5 D + 1mm for every 4 mm of grip or part thereof * b) b) L =G +0.5 D + 1mm c) L =G +0.5 D d) None of the above
Last Answer : a) L =G +0.5 D + 1mm for every 4 mm of grip or part thereof *
Description : he length of the snap head rivet shank is, when L = length of the rivet, G = length of grip in mm; D = Dia of rivet in mm a) L =G +1.5 D + 1mm for every 4 mm of grip or part thereof * b) b) L =G +0.5 D + 1mm c) L =G +0.5 D d) None of the above
Last Answer : a) L =G +1.5 D + 1mm for every 4 mm of grip or part thereof *
Description : Pick out the wrong statement pertaining to the turbine agitator. (A) Recommended peripheral speed for the turbine agitator is 200-250 metres/minute (B) Pitched blade turbine agitator gives only radial flow with ... l/4th of agitator diameter (with central disc, it is l/8th of the agitator diameter)
Last Answer : (B) Pitched blade turbine agitator gives only radial flow with complete absence of the axial flow
Description : In case of compaction of soil by sheep foot roller maximum thickness of layer should not exceed buy more than -------------- centimeter of length of their teeth a) 5 centimeter* b) 4 centimeter c) 3 centimeter d) 2 centimeter
Last Answer : a) 5 centimeter*
Description : For new lines, width of formation in bank for N.G single line is (a) 3.35 m (b) 3.70 m* (c ) 5.25 m (e) 5.85 m
Last Answer : b) 3.70 m*
Description : For new lines, width of formation in cutting for N.G. single line is (a) 3.35 m* (b) 3.70 m (c) 5.25 m (d) 5.85 m
Last Answer : a) 3.35 m*
Description : For new lines, width of formation in bank for M.G. single line is (a) 5.25 m (b) 5.85 m* (c ) 6.25 m (e) 6.85 m
Last Answer : (b) 5.85 m*
Description : For new lines, width of formation in cutting for M.G. single line is (a) 5.25 m* (b) 5.85 m (c) 6.25 m (d) 6.85 m
Last Answer : (a) 5.25 m*
Description : Formation width for cuttings for B.G. single line section is (a) 5.40 m (b) 6.20 m (c) 6.25 m* (d) 6.50 m
Last Answer : (c) 6.25 m*
Description : 1. Which of the statements with regard to formation is correct (1) One of the Functions of the formation is to facilitate drainage (2) Width of bank for double railway line is 12.155 meters (3) Width of cutting for double railway track is 11. ... a) 2, 3, 5 b) 3, 4, 5* c) 2, 3, 4 d) 2, 4, 5
Last Answer : b) 3, 4, 5*
Description : The centre to centre spacing formation width for double line section is (a) 4725 mm (b) 5025 (c) 5330* (d) 5500
Last Answer : c) 5330*
Description : Formation width for bank for M.G. double line section is (a) 8.50 m (b) 8.84 m (c) 9.65 m (d) 9.81 m*
Last Answer : (d) 9.81 m*
Description : Formation width for bank for B.G. double line section is (a) 10.82 m (b) 11.0 m (c) 11.58 m (d) 12.155 m*
Last Answer : (d) 12.155 m*
Description : Formation width for banks for B.G. single line section is (a) 6.10 m (b) 6.50 m (c) 6.85 m* (d) 7.0 m
Last Answer : (c) 6.85 m*
Description : The recommended width of Single line formation cutting for BG excluding drain is a) 6250 mm* b) 6850mm c) 54 90mm d) 6100mm
Last Answer : a) 6250 mm*
Description : The recommended width of Double line cutting formation for B G is a) 10210 mm b) 10 975 mm c) 11555 mm* d) 10 820 mm
Last Answer : c) 11555 mm*
Description : The embankment width in approach of the bridge shall be a) 5870 mm b) 6525 mm c) 6850 mm* d) 6000 mm
Last Answer : c) 6850 mm*
Description : In a single span bridge, the clear span is the distance between a) Centres of Abutments b) Inner faces of Abutments* c) Outer faces of Abutments d) Width of Abutment
Last Answer : b) Inner faces of Abutments*
Description : Maximum width of rolling stock on BG should be (a) 4745mm (b) 3250mm* (c) 3450mm (d) 4140mm
Last Answer : (b) 3250mm*
Description : What is the width of Head of 52 kg Rail section a. 70 mm b. 75 mm c. 67 mm* d. 60 mm
Last Answer : c. 67 mm*
Description : The internal size of bio latrine tank is (a) 1200mm. x 1200mm. x 670mm. (b) 1200mm. x 670mm. x 1200mm.* (c) 1200mm. x 760mm. x 1200mm. (d) None of these
Last Answer : (b) 1200mm. x 670mm. x 1200mm.*
Description : Indicate which of the statement is incorrect (a) The detritus tank is type of a grit chamber (b) In detritus tank, velocity of flow is further reduced (c) Grit chambers are provided in the sewage ... to remove the heavier inorganic matter as grit, sand etc. from the sewage (d) None of them*
Last Answer : (d) None of them*
Description : The capacity of highest storage tank with efficient standby pump should be higher of the following figures a)1/4 the maximum water consumption in 24 hours b)1/3 the normal water consumption in 24 hours c)1/4 the normal water consumption in 24 hours. d) a or b* e) b or c f) a of c
Last Answer : d) a or b*
Description : For a continuous flow type of sedimentation tanks A. Width of the tank is normally kept about 6 m B. Length of the tank is normally kept 4 to 5 times the width C. Maximum horizontal flow velocity is limited to 0.3 m/minute D. All the above
Last Answer : D
Description : The dimensions of a rectangular settling tank are: length 24 m, width 6 m and depth 3 m. If 2 hour detention period for tanks is recommended, the rate of flow of sewage per hour, is A. 204 cu.m B. 208 cu.m C. 212 cu.m D. 216 cu.m
Description : A rectangle-shaped open-to-sky tank of water has a length of 2 m and a width of 1 m. If the atmospheric pressure is assumed to be 100 kPa and thickness of the tank walls is assumed to be negligible, the force exerted by ... of water is A. 20 kN B. 50 kN C. 100 kN D. 200 kN
Last Answer : 200 kN
Description : The capacity of high level flushing cistern is generally (a) 7.5 ltrs. (b) 10 ltrs.* (c) 12.5 ltrs. (d) None of these
Last Answer : b) 10 ltrs.*
Description : Facia boards of platform shelters shall have a minimum horizontal clearance of ……. from C.L. of track at a minimum height of 4.61m above RL. a) 2360 mm b) 3660 mm c) 3000 mm d) 1600 mm*
Last Answer : d) 1600 mm*
Description : The minimum vertical clearance above R.L. to bottom of ROB near the yard shall be a) 6525 mm* b) 5870 mm c) 2360 mm d) 6250 mm
Last Answer : a) 6525 mm*
Description : In a temporary signaling arrangements for a bridge work in BG section, speed board shall be placed in advance of 30 m from the a) C.L. of the bridge b) Termination Board c) Start of the bridge/work spot* d) Caution Board
Last Answer : c) Start of the bridge/work spot*
Description : Angle of crossing of a bridge is the angle between a) C.L. of water course/road to C.L. of track* b) C.L. of water course to C.L. of pier c) C.L. of water course to normal (perpendicular) of C.L. of track d) C.L. of abutment to C.L. of pier
Last Answer : a) C.L. of water course/road to C.L. of track*
Description : Skew of a bridge is the angle between a) C.L. of water course to C.L. of track b) C.L. of water course to C.L. of pier c) C.L. of water course/road to normal (perpendicular) of C.L. of track* d) C.L. of abutment to C.L. of pier
Last Answer : c) C.L. of water course/road to normal (perpendicular) of C.L. of track*
Description : With regard to standard of quality of drinking water as laid down by Indian Railway , the requirement (desirable) limit of total dissolved solids should not be more than---------- mg/l a)200 b) 300 c) 400
Last Answer : d) 500*
Description : Maximum distance apart of trolley refuges on bridges with main spans of 100metre or more is i. 50 mtr j. 100 mtr k. 200 mtr l. a refuge over each pair*
Last Answer : l. a refuge over each pair*
Description : The sewage discharge in a detritus tank of a treatment plant is 576 litres/sec with flow velocity of 0.2 m/sec. If the ratio of width to depth is 2, the depth is A. 100 cm B. 110 cm C. 120 cm D. 150 cm
Last Answer : ANS: C
Description : Would you have shaken hands with this septic tank cleaner?
Last Answer : If a man shovels sh*t all day, he should not expect anyone to want to shake his hand—nor fist-bump either for that matter.
Description : Does 'scoopable' cat litter hurt to flush in the toilet with a septic tank?
Last Answer : I wouldn’t try it. Some of the scoopable kitty litters out there almost have a concrete quality when they get wet. Why can’t you just put the scooped stuff in a bag and toss in the outdoor trash? That’s what I do.
Description : Can the accumulated gas from the septic tank explode?
Last Answer : Yes - it can, methane develops in the sludge and it can explode with a suitable constellation. Just when you go to the septic tank, don't smoke ...: o
Description : How often should I get my septic tank cleaned?
Last Answer : Usually a septic tank should be cleaned every 1 to 3 years, but it varies, based on the size of the tank and the solids that go into it. If you're not sure, then you're better off doing it annually.
Description : How deep can a septic tank be. Is it ok to put gravel on top, or dirt Will it hurt the drain field?
Last Answer : Septic tanks may be installed at any depth in the soil. The main factors that determine the depth of the tank are sewer line depth, and the site conditions. It is ok to put gravel or dirt over ... you can grow grass as well.Putting gravel or dirt over the septic tank will not harm the drain field.
Description : What is the best type of septic tank -concrete or fiberglass and what are the pros and cons of each type.?
Last Answer : Fiberglass tanks are a later development to the traditional concrete tanks, and many people now see them as a superior product. They are much lighter so transporting them to your location is ... concrete tanks to deteriorate. This means a fiberglass tank should last longer than a concrete tank.