Applying for a Job in Construction and Civil Engineering industry and field is full of challenges and hardships. However, with proper planning you can get your dream job with ease. Today we are going to share you some of the very common and must to know Civil Engineering Interview Questions.

300+ Civil Engineering Interview Questions You must Prepare for |

From these interview questions, you will get an idea of the questions interviewer can ask you in civil engineering position interview.

Interview for civil engineers vary based on whether you are applying for a position as a foundation engineer, geotech engineer, structural engineer, construction manager, environmental engineer, hydraulic engineer, irrigation engineer.

These are well organized and well explained civil engineering interview questions for competitive examination and entrance test.

## Civil Engineering Interview Questions

1. If I want to lab 16 mm dia. bar with 20 mm dia bar with 40D lap length which dia.should I consider for lapping

2. WHY DID YOU CHOOSE THIS CARRIER?

3. how cubic feet cement,sand,aggregate required for 1 cubic feet ratio=1,1.5,3

4. 1 building project (work in progress) and following are sum detail about his project 1) Using local rebar grade 415 2) Total built up area- 60000 sq.ft 3) Floors to be constructed – 21 storey 4) Estimated requirement of Steel per sq. foot – 7KG/sq.ft 5) Concrete grade – M35 6) Rebars mainly required (sizes)- 16,20,25,32 & (8 mm for stirrups) Wanted to ask u if this person uses 500D…what are the benefits he will be getting? Whether his per Sq. foot consumption can b reduce? If yes den around how much?

5. Totally how many Grades of Concrete are there? and Explain Briefly?

6. What is the maximum cement content allowed in RCC?

7. what is difference between fe 415 and fe 500

8. what is the meaning of M.S.L for civil field? -what is the grade slab and suspension slab?

9. standered size of toilet & bath?also stair-case?

10. what is difference between open and well foundation ?

11. what is the ingrediants of wet mix macadam?construction procedure?

12. why either no or minimum shear reinforcement is provided in case of slabs?

13. how to calculate the lap bar for bor culvert ?

14. Which code describes the tolerances limit for undulation in the roads or pavements ?

15. What are the tests required to check the Quality of steel?

16. why more stirrups are provided near the support? 2.where more stirrups is provided in a column and why? 3.why extra bars are provided at the top of beam? 4.what is the difference between overlap and lap lenght? 5.what is development lenght

17. What is plasticiser and where it will use?

18. how you can say about a slab that it is one way or two way.

19. how can we calculate the cutting length of 10,12,16,20 and so on iron bars for 45 digree and 90 digree bents plz tell me if there is any formula or tabel to find it

20. why reinforcement is not provided at centre for beams r column

21. FOR SAME AMOUNT OF RAINFALL & EQUAL CATCHMENT AREA THEN WHERE RUN OFF WILL BE HIGHEST?

22. What”s the brick size we use in construction?1.190x90x90 2.230x100x75 Which one “s correct?

23. 1) what is the use of pin and plate vibrators during slab casting? 2) how much cement bags are required for 1sqm 4inch brick wall? 3) Is it viable to provide overlap at column , beam & slab junction. if no why? 4) if bar dia is changing in column reinforcement , which dia bars overlap is considered? 5) what is isolated and ecentric footing?

24. As an engineer, what u should do when the construction of a building doesn’t meet the required specifications?

25. what is CBR Test

26. Describe the term BILL OF QUANTITY (BOQ)?

27. What is reinforced brick masonary and its advantages and applications, arrangement of steel

28. Is Sugar a retardar or accelator or plasctizer?

29. what is piers?

30. What”s mean by term of BOQ in construction?

31. what is the cover for column,beam & footing?

32. what is the difference between arch dam and gravity dam. Name a gravity dam in India

33. HOW WE WILL CALCULATE QTY. OF CEMENT,SAND & AGGREGATE (10MM&20MM) IN Kg.

34. what is concrete

35. How many materials e.g bricks, cement, sand, stone required to build a house for 100 sqft

36. why loss of strength in concrete in 7 days cube test i am not geting mim 7 days strength that is 67 percent for M-35 and my mix design is perfect there is no doughty,and my results are near to 7days percentage but not 67 percent.

37. what happened if the diameter of capillary tube is double then the capillary rise will be

38. what is a steel formula

39. What should be the 28 days cube strength for M-25 grade concrete?How it is connected with acceptance criteria of fck+3 as per IS 456-2000 and why?

40. for 1cum how much bag of cement is used for M20 grade

41. What is the life of reinforcement?

42. Cement Co-eff. in block 1:6, brick1:4 work?

43. What are the types of test used to determine soil bearing capacity

44. What is meant by Anchorage length? Development Length?

45. WHAT IS THE IMPORTANCE OF FLY ASH BRICK?

46. How many bricks in one cubic meter? Birck size 22.9*11.4*7.6 joint 12mm Give me answer with calculations

47. why canot DBM is continue as surface coarse insted of BC? what is dieefrence between DBM & BC?

48. what is bending moment?

49. what is a pitot tube

50. How we calculate the actual diameter of the TMT Steel

51. How much steel required in 1 square feet slab?

52. What is the diffence between prescribed mix and design mix

53. parts of stair-case?

54. what is 43 & 53 in cement

55. Hi how r u ? hope you are fine there . Please can u tell me tha Design life of Buildings as Per ACI CODE 318-99. It will be a pleasure for me .Thanks in advance

56. WHY THERE IS NO USE OF SEA WATER IN PRODUCING ELECTRICITY

57. why loss of strength in concrete in 7 days cube test i am not geting mim 7 days strength that is 67 percent for M-35 and my mix design is perfect there is no doughty,and my results are near to 7days percentage but not 67 percent.

58. what is meant by geosyntahtic system

59. how will deescribe pile foundation ?

60. how much overlap i must to provide in column 16mm dia bar and if i want to save steel by doing welding then how much over lap must be?

61. WHAT IS MEANT BY ‘ZERO VALUE’IN QUANTITY SURVEYING.

62. What is the mixing of D.P.C?

63. What is Pavement & carrage way?

64. what happened if the diameter of capillary tube is double then the capillary rise will be

65. what is the name of software for designing of R.C.C.structures

66. Why I-section is preferred to channel section?

67. what is tensile strength of {6,8,10,12,16,20}mm dia bar? also there were any formula?

68. how is shear resisted in a structure?

69. WHAT IS THE IMPORTANCE OF FLY ASH BRICK?

70. what is the difference between ribbed steel & tor Steel ?

71. how preparing for barbending schedule ? how to preparig for two leged stirrups?

72. what is 43 & 53 in cement

73. what is the maximum percentage of crush sand in mix design.also what is the difference betweeen grite powder & crush sand.

74. what”s the formula for circumference?

75. How we calculate the actual diameter of the TMT Steel

76. Are you having any structural design experience?

77. What is the exact meaning for under & over reinforced beams & when they have to used..

78. in railway engineering, what are the types of guages? what is its size,length & thickness?

79. What is your philosophy / attitude towards work?

80. what”s the different between OPC (ordinary portland cement) and PPC (pozalana portland cement)?

81. what is design life of steel structures??

82. why 1.25 factor is to be multiplied to cylindrical strength of concrete while getting the equvalent cubical strength of concrete?

83. when does sedimentation occur before filteration, along with it, along with chlorination, after chlorination?

84. what do u mean by elongation & flakiness of aggregate?

85. I am constructing a house having 20′ X 19′ hall. Do I need to go for a concealed beam. any alternative please? Thanks if a design is provided.

86. How do piles bear loads

87. I’m puting roof slab M20 Design Concrete,Twoway slab how many days wait for remooving of shuttering?

88. What is plasticiser and where it will use?

89. What is Suggested type of cement for concreting at water, for mass concreting and where the chaces of gettin attucked by salt?

90. How many types of camber?

91. why we always preffer short column in case of residential building?

92. Is there any advantages between the use of One way slab & two way slab?

93. What shoul be the % of steel for R. C. C. perpose based on volume & area ?

94. why reinforcement is not provided at centre for beams r column

95. What is the quantity of cement, sand, and gravel to be used in M20 grade of concrete for 1000 x 1000 x 1000 mm of sand (for cement please mention in kilos, and for sand and gravel please mention it in CFT)

96. what is the difference between two way slab and flat slab? what is the benifits of flat slab?

97. What is the Content in RCC M 35 Grade e.g water content,sand,metal ,cement etc.

98. what will be the difference in compressive test results for a 150 mm cube, a 150 mm cylinder and a 300 mm cube

99. WHAT IS DUCTILITY?

100. Difference between the setting time and hardenin time of concrete

101. WHAT IS THE DIFFERENCE BETWEEN SINGLE REINFORCEMENT & DOUBLE REINFORCE, PLEASE DESCRIBE WITH NEAT SKETCH.

102. whate the size of bricks are avalable at site

103. How to find quantity of cement mortar? I want to know the req quantity of cement for plastering 300 sft in final coat with 12 mm. Any math involved? Plz help

104. Why did you choose this career?

105. How do you calculate the mix ratio of concrete i.e. what is the cement:sand:agrugate ratio in 20Mpa, 21Mpa, 22Mpa etc…

106. Kindly furnish the relation between 7 days strength & 28 days compressive strength of Cement Concrete cubes. Can you clarify whether the relation gets altered due to WATER- CEMENT ratio?

107. curing duration

108. define prestressing? compare prestressing with post tensioning?

109. the shearing strength of cohesionless soil depends on

110. what is the difference between arch dam and gravity dam. Name a gravity dam in India

111. WHATS THE DIFFERENCE BETWEEN UNIAXIAL COLUMN & BIAXIAL COLUMN GIVE EXAMPLE?

112. what is the use of pin and plate vibrators during slab casting?

113. how much cement bags are required for 1sqm 4inch brick wall?

114. Is it viable to provide overlap at column , beam & slab junction. if no why?

115. if bar dia is changing in column reinforcement , which dia bars overlap is considered?

116. what is isolated and ecentric footing?

117. what is the significance of bending moment in a structure?

118. cement mortar1:5 12mm thick and one bags cement how much area pleastering please give anwser

119. what is a steel formula

120. how many cement bags rquired for solid block construction for 100 sqft in 1:6 proportion?

121. what is the max spacing of 2 columns upto which there is no need to put beam betwn dem.and how to fix the location of columns and beams in home construction.

122. what is the bar bending schdule

123. how much the volume of one packet cement ?

124. what is the shuttering normal clear cover for footings, walls, beams & columnms

125. What is the diffence between prescribed mix and design mix

126. which things consider when the calculate the area of the flat?

127. mix proportion of M20 AND what are different grades below it

128. what is the ratio of M10,M20,M30,M40,M50,M60 grad conceret

129. WHAT IS THE %WASTAGES OF CEMENT, BRICK,TILES, STEEL,IN 1 M3,10M2,1 TON RESPECTIVELY

130. i have a bar of 20 and 16, lap length is 48*dia of bar, what is the lap length here

131. What is the difference between stress and strength?

132. what is velocity of approach?

133. in how much square meter of slab we are providing a beam it may be oneway or two-way slab.

134. Define the grain size analysis and what is the silt size?

135. What is the optimum mix design for M25 grade of concrete? Is the ratio 1:1.5:3.65 correct?

136. How many times one TMT bars bents & straight upto not broken the bar.

137. DEFINATION OF CIVIL ENGINEERING

138. what is drainage system?

139. If we know the N – Value of soil and required bearing capacity how do we know what diameter and length of pile to be casted? How can we check whether the dia. and lenght of pile we have selected are most economical onse?

140. wat happens to the foundation when only live & dead loads are considered( wind load is excluded) during the design of tall structures. options are: a)only settlement in the internal structure and not external structure b)only settlement in the external structure and not internal structure c)no differential settlement d)none of the above

141. HOW WE CALCULATE OR FIND OUT THE DEGREE OF FREEDOM IN A SIMLY SUPPORTED BEAM? IF THERE IS HINGE THEN HOW? & ALSO IN A PORTAL FRAME? PLEASE GIVE A EXAMPLE FOR EACH QUESTION.

142. What is logic behind the use of Steel bar insted of gold bar?

143. why we use minimum cement as given in IS mix design code

144. how much % of steel use in footing, slab, column

145. how to calculate the steel for rcc slab? plz tell me the formula for calculating the steel?

146. how to convert feet value in meter value?

147. Any body please let me know how to prepare Method Statement for Bored Cast in situ piles.

148. why do we provide haunch for drains and culverts?

149. what”s the abbreviation for P.C.C? what”s the formula to calculate 1m3 P.C.C consumption?

150. what,s the clear cover of beam,slab,column,lintel and foundation?

151. why canot DBM is continue as surface coarse insted of BC? what is dieefrence between DBM & BC?

152. How many layers in 12mm and 18mm plywood?

153. what is SHEAR WALL ? why and where it is provided.

154. why moment is create in fixed beam. And why moment is not create in simply support beam

155. what is anchorage? Why anchoring of reinforcing bars necessary and what are the shapes ?

156. what is the difference between arch dam and gravity dam. Name a gravity dam in India

157. What is softsoil? what kind of foundation?

158. how to estimate the earthwork,earth-filling for an isolated foundation

159. what”s the merits and demerits of hollow blocks comapre than to bricks?

160. plz tell.. how can we find weight(in kg) of 1 cum of m20 mix..? how can we find the ratio of cement sand and agregate on site i.e if we given some amount of m20 mix then hw we find the ratio..?

161. HOW MUCH WASTAGE WE CONSEDERED FOR CEMENT & STEEL

162. Whr is use tierod???what is standard size of it

163. how many cement use for 1cum concrete for 25Grade.

164. What is Well Point System in Dewatering

165. Which word is coolest among the 26 alphabets?

166. What is proportion of M25,M30,M35,M40 IN TH FORM 1,2,3,4?

167. What are the tests required to check the Quality of steel?

168. how to estimate the earthwork,earth-filling for an isolated foundation

169. How do you determine or evaluate success?

170. how to calculate the steel for beams and columns for tender purpose? any formula have?

171. How can we calculate quantity of slab, beam @ column ? Beam should be calculated by deducting slab thickness or slab should be calculate in to in ?

172. How many bricks in one cubic meter? Birck size 22.9*11.4*7.6 joint 12mm Give me answer with calculations

173. tell density of steel , concrete, bricks , sand and aggregates.?

174. what is knife test for wooden doors ?

175. what is the meaning of term abrasion? what is tested in it?

176. why pile foundation is provided in BCS?

177. By total station what activities can be performed and on what principle it works?

178. what is creep?

179. do aerocon blocks give more or less equal strength than that of bricks…?

180. how to calculate amount of materials for concreting and plastering?

181. Cement Co-eff. in block 1:6, brick1:4 work?

182. what is the meaning of M & 20

183. what is a louer? and for which purpose it will be used.

184. WHAT IS MEANT BY STRUCTURAL DESIGN?

185. IN STAAD WHY WE RELEASE MOMENT TO A MEMBER?

186. ON WHAT BASIS PARTIAL FACTOR OF SAFETY ARE DECIDE?FROM THE LOAD COMBINATION?

187. WHY WE PROVIDE EXTRA BAR & DEVELOPEMENT LENGTH AT TOP?

188. FULL FORM OF SPT & SMB?

189. WHAT IS MEANT BY ITP IN A CONSTRUCTION PROJECT?

190. WHAT IS LEAST COUNT OF THEODOLITE SURVEY?

191. WHAT ARE THE CAUSES OF FAILURE OF FOUNDATIONS AND REMEDIAL MEASURES?

192. WHAT ARE THE VALUES OF COMPRESSIVE STRENGTH?

193. STEEL CALCULATION FOR FOOTING,BEAM & SLAB?

194. WHAT IS MEANT BY GANTRY GIRDER?

195. IN SITE HOW WE CAN IDENTIFY THE ONE WAY, TWO WAY SLAB?

196. DIFFERENCE BETWEEN ANCHORAGE LENGTH & DEVELOPEMENT LENGTH?

197. BEARING CAPACITY OF STEEL SHUTTERING?LOAD CARRYING FOR SHUTTERING?

198. What is the maximum size of aggregate that can be used for M-50 grade concrete ? Code teh authority?

199. how many blocks will come per 1 meeter squear

200. which”s we should use for concrete ppc or opc?

201. whatare the load combinations which are used for the foundation design in a tall structure ( 10 storied building)?

202. how much binding wire is required for one tone steel

203. Which pavement is advisable in India?(Flexible or Rigid)

204. What are the types of Road in India?

205. DIFFERENCE BETWEEN STATICS,DYNAMICS,KINETICS,KINEMATICS

206. how to calculate amount of materials for concreting and plastering?

207. what”s the purpose of damp proof course (DPC)and where it”ll provide?

208. what are the mixing of M10,M15,M20,M25,M30grades?

209. How do you find the weight of rod per metre lenth ?

210. what is velocity of approach?

211. whate the size of bricks are avalable at site

212. What”s mean by water macadam road (WBM)?

213. what are the minimum compressive strength required for the concrete cube for different grades & different days .Please give me an answer.

214. What are the grade of steel used in the concrete design.?

215. how much quantity a carpenter do shuttering per day

216. what is the cover for column,beam & footing?

217. how to calculate bearing capacity of soil

218. what is plate load test??

219. what is singly & doubly rc beam? what is difference between them?

220. For G+4 storied building having 76000 sft per each floor, can you prepare schedule in such a way that structure should be completed with in 41/2 months and finishing be completed with in 51/2 months?

221. how to calculate quantity of steel & concrete in stair case

222. what is porosity??

223. WHICH ONE IS THE ECONOMICAL CONSTRUCTION SOLID BLOCK CONSTRUCTION OR BRICK CONSTRUCTION?

224. Which “s the best wood for commercial purpose?

225. I’m putting roof slab M20 Design concrete

226. Two way slab how many days wait for remooving of shuttering?

227. what is a pitot tube

228. Beam test is carried out for?

229. how to convert feet value in meter value?

230. What do you consider to be your greatest achievement so far and why?

231. can u use instead of water milk for concreting

232. In case of a beam ,main steel is provided along the longer span because, bending moment is directly proportional to length but why in case of one way slab main steel is provided along shorter span while as bending takes place along longer span?comment

233. What are the grade of steel used in the steel design.?

234. If in a structure, e.g, 20mm steel bar is not available and we use 16mm steel bar instead of 20mm bar, how can we calculate the no. of steel bars for 16mm diameter bar?

235. what,s the clear cover of beam,slab,column,lintel and foundation?

236. DEFINATION OF CIVIL ENGINEERING

237. why we always consider Bulkage due to the voids only for the Fine aggregates not for the Coarse aggregates

238. What is meant by End contractions

239. How do piles bear loads

240. How do you derive the quantity of cement & sand in brick work construction in 1Meter cube, using CM 1:6 and bricks of size 19*9*9 cm

241. why more stirrups are provided near the support?

242. where more stirrups is provided in a column and why?

243. why extra bars are provided at the top of beam?

244. what is the difference between overlap and lap lenght?

245. what is development lenght

246. How to calculate 45 degrees bend Steel bar length in Slab Reinforce ment

247. What are the grade of steel used in the concrete design.?

248. what does a civil engineer should know?

249. what are the CAD software versions you have used?

250. what are the mixing of M10,M15,M20,M25,M30grades?

251. What is the compressive strength of concrete

252. What is the tensile strength of steel

253. Why cracks are happening in walls

254. what are the checks to be performed while fixing a door and a window frame..at site??

255. what is the purpose of laying PCC?

256. in construction feild make the column rods are uneven ( e.g 1 column we have 6 nos of bars that 6 nos of bars are varrious level- 1 bar 10′;2 bars 9′;3 bars 8′) what is resion to put different level if difference are required or not?

257. What is the difference between face reinforcement and distribution bar in a concrete structure?

258. How calculate the physical stock of material such as Fine/Coarse aggregate,sand & stone dust laying at site?

259. how many types of foundation

260. WHICH BOOKS ARE AVAILABLE FOR CIVIL MPSC

261. What is the Content in RCC M 35 Grade e.g water content,sand,metal ,cement etc

262. what is the silt(for sand) allowed persentage as per IS CODE B/W: PLASTER: CONCRETE :

263. what is scaffolding and state is purpose

264. How manu days after the casting of a slab another slab can be casted above it? what is the total curing time of a slab if ponding is not done on it?

265. Bitumen grades are 30-40,60-70, 80-100. what is mean by 30- 40

266. curing of concrete why 7day’s,14day’s 21day’s 28days

267. what will be the difference in compressive test results for a 150 mm cube, a 150 mm cylinder and a 300 mm cube

268. How much do you want salary?

269. how do i find the fixed end moments in the fixed beams with the use of general method?

270. How you Confirm the Hard stratum for Driven cat in situ Pile work?

271. convert= kg into brass

272. How much quantity of Cement and Sand required for Cement Sand Ratio of 1:1 and volume of pile is 0.61 m3

273. How do piles bear loads

274. what is meaning of AWS Welding procedure

275. Define slump in terms of slump test

276. pls explain me the design procedure of multistorey building including structural analysis and also with example by considering the effect of wind load and earthquake load ?

277. What is gauge and gage?

278. If at site iam supposed to get M30.But by mistake i got M20 mix. How could I differentiate the mix before placing?

279. What is the concepts of buoyancy & effect of weight distribution on floating bodies?

280. 3,6,13,26,33,66,____

281. What is the compressive strength of concrete

282. What is the tensile strength of steel

283. Why cracks are happening in walls

284. what are the types of dams

285. how to estimate the earthwork,earth-filling for an isolated foundation

286. what are the checks to be performed while fixing a door and a window frame..at site??

287. what is Tsunami. explain it’s formation.

288. explain about earth quake zones? Chennai falls under which zone

289. A ground is nonengginered fill 15 years back; how we can find the level of consolidation and bearing capacity

290. what is the FE415 & FE500?WHAT IS ITS STRENGTH?

291. cement consumption per square feet in multi storeyed building

292. what is the stripping time of beam column & slab?

293. What is the difference between first angle projection and third angle projection?

294. how to calculate amount of materials for concreting and plastering?

295. which things consider when the calculate the area of the flat?

296. what is tie-beam?where it used?

297. How foundation is designed, Column design and beam design

298. What is the difference between normal brick & concrete hollow blocks in all aspects?

299. Design life of Buildings as Per ACI CODE 318-99.

300. what is mean by tie beam?where it is used?

301. how to draw road profile

302. CALCULATE QUANTITY OF RCC COLUMN

303. How many materials e.g bricks, cement, sand, stone required to build a house for 100 sqft

304. what is mean by tie beam?where it is used?

305. What is the difference between first angle projection and third angle projection?

306. WHY SHOULD WE HIREYOU OVER THE OTHERS WAITING TO THE INTERVIEW?

307. What is Lap Length??????

308. which graph is used for getting target strength relationship

309. What is the difference between nominal mix and design mix?

310. What is standard sand? What is coarse & fine sand? What is foundation? What is the seze of hooks in various Reinforced section? What is the formula of providing clear cover? What is the basic diff. between working stress & Limit state design? What is &cbc and fck? what are the primary & secondary test of water purification?

311. HOw to find the depth of foundation?

312. What is design life of a bridge?

313. what”s the purpose of damp proof course (DPC)and where it”ll provide?

314. cavitations is caused by

315. why either no or minimum shear reinforcement is provided in case of slabs?

316. Whr is use tierod???what is standard size of it

317. what are the standard & nominal size of brick

318. how many nos of hacking over concrete surface required for 1 sq m area

319. what u mean by shoring?

320. A floor has to be removed partially with block work tying floors together, can block work continue on floor that has to removed excluding demolishing works tying floor from underside of slab and top of slab demolishing floor upon completion?

321. What is The meaning Of Auto cad And Also Define What Is Drawing According To You

322. What was the reason for you to quit your previous job?

323. Why shoring is employed in building industry?

324. In which code or text book can i get the reinforcement detailing for slabs, beams, columns.

325. actually dia of the bar reduce asper drawing spacing also decrease that time so how to calculate the spacing of with respect to changed bar dia?

326. what is ratio of M40?

327. What are the grade of steel used in the concrete design.?

328. Did you handle any interior designing jobs?

329. among fine,coarse sand which is used for plaster, brickwork and RCC & why?

330. how cubic feet cement,sand,aggregate required for 1 cubic feet ratio=1,1.5,3

331. Cost control in civil construction as well as Quality control

332. What is the difference between stress and strength?

333. can any1 mail me IS CODES and quality check sheet of materials..? its urgent plz

334. What is the difference between face reinforcement and distribution bar in a concrete structure?

335. Totally how many Grades of Concrete are there? and Explain Briefly?

336. What is anchorage? Why anchoring of reinforcing bars necessary and what are the shapes ?

337. Name the standard sand for concrete tests

338. WHAT IS POINT OF CONTRAFLEXURE ?

339. What is difference between nominal mix and design mix?

340. If in a structure, e.g, 20mm steel bar is not available and we use 16mm steel bar instead of 20mm bar, how can we calculate the no. of steel bars for 16mm diameter bar?

341. How to calculated +ve & -ve Bending moment coefficient in water tank design for design of side walls.

342. what is the meaning of sleeves in reinforced concrete????. where its coming??

Thanks for sharing.