The manual includes standard installations using the indirect design method.More than 330 pages of tables and figures covering hydraulics of sewers and culverts, live loads and earth loads, supporting strengths and supplemental design data are listed.
Detailed example problems of specific applications illustrate the use of the time saving design aids included in the manual. Concrete Box Culvert Design Manual Is AThe Design Manual is a companion volume to the CONCRETE PIPE HANDBOOK. The Concrete Pipe Design Manual includes a hardbound book with accompanying CD ROM. It i s eas y to widen the box length when requ ired. 5. Com paring d iff erent load ing cas es, class 70 R loading gives m ax im u m B. M. at sup po rt wi th and wi th out c us hion ing cas es. Embankments are used to balance the flood water on both sides. Box takes various types of loads generated by water, traffic, cushion, soil etc. This work deals with complete design of box culvert manually and study the design parameters such as effect of earth pressure, depth of cushion at the top slab of culvert, factor such as braking force, Impact load, Live load, Dispersal of load. In this work, study of culvert with and without cushion analyzed for different classes of IRC loadings and conclusions made on the basis of Bending moments and shear forces with and without cushioning cases. Concrete Box Culvert Design Full Discussion OfThis paper provides full discussion of provisions provided by Indian Standards, their justifications and considerations are taken into the account for design purpose. Values of Impact Loads -Values of Braking Forces -Values of Bending Moments (Without-Cushion) -Values of Steel Percent (With Cushion) Figures - uploaded by Sagar Jamle Author content All figure content in this area was uploaded by Sagar Jamle Content may be subject to copyright. Concrete Box Culvert Design For Free Public FullDiscover the worlds research 17 million members 135 million publications 700k research projects Join for free Public Full-text 1 Content uploaded by Sagar Jamle Author content All content in this area was uploaded by Sagar Jamle on Jun 26, 2019 Content may be subject to copyright. Scholar, Dep artment o f Civil E nginee ring, Oriental Univers ity, Indo re (M. P.), India Em ai l: ros han ce048gm ail.com 2 As s ista nt Profes s or, Department of Civil Engineering, O ri ent al Univers ity, Ind ore (M. P.), India Em ai l: sj.s agarjam legmai l.com Abst ract Box c ulv erts are the monol ith ic struc ture made to pa ss a cross a roa dw ay, ra ilwa y l ine s etc. Box tak e s va riou s t ypes of lo ad s genera ted by wat er, tra ff ic, c ush ion, soi l e tc. In thi s wo rk, stu dy of cu lvert wi th and wi tho ut cushi on ana lyze d for different classe s of IRC lo ad ing s and con clu sion s mad e on t he ba sis of b end in g moments an d shea r forces with a nd wi tho ut cushi oni ng cases. Keyw ords B ox culv ert, C ushioning, Load ing class, Mome nt calcula tio ns, Perce nt rei nforcement, Pressu re cases, Side wa ll s, Top slab. I. INT RODUCTION Box culve rts are low rise bridg e or st ructu re which is us ed to dis charg e water i n the proper chan nel in cros s ing of rail way, flyov er, road s e tc. C ulverts are al ways ec on omi cal tha n bridge where th e disc harge in th e ope ning is 18 m 2 it dep end s o n the n umber o f cells which is g ene rall y u s ed where roadway cros s es t he h igh emban km ent. Box culverts are gene rall y cas t in situ in India, b ut i n oth er cou ntries t he box cu lverts are preferr ed due to low co s t and e con omi cally with hav ing fast workmansh ip. The box is jus t n ame given for its s ha pe, can b e foun d in v arious typ es of sha pes and also i t ca n be act as m i nor bri dge when th e nu m ber of c ells increas e s an d s pan great er than 6m in leng th. It can cont rol all water coming from irri gation, s u rface wate r, ri ver a nd cana ls they con trol al l the sto rm water and flood water during rainy s eas o n. Box culverts which hav e fo ur co rners a re monolithically jointed. In ot her c as es t he box wi ll be of three s ides m eans which has bot to m slab (Raf t) and ve rtical wall s. F or mil i tary heavy loads veh icl es, t he bri dge, cu lverts d es igned fo r Cl as s- A and also for C lass -B. It sho uld be ch ecked f or C lass - A loading b ecau s e the re wi ll be heav y stres s es cr eate d under Cl as s-A load ings. A s per IR C 6, th e v alue for Class 70 R prov ided is 350 KN for tracked v ehicle. ![]() A s p er IRC 6, the v alue for Cl as s A prov ided is 114 KN for wheeled ve hicle. IRC- CL ASS-B: - Thi s l oad ing is preferred on each and ev ery road on w hich tem porary stru ctu res are made and for bridge s th e different m aterials are u s ed res pe ct to situ ation s. By using m a nu al cal culation s as per IR C rules, the des ign and ana lysis o f b ox has tho roug hly do ne. By us ing the manua l calculation, we can eas ily find ou t the data which is bene fici al. Sm all vari ation s in co effici ent of eart h press u re obs e rved ha ve ve ry s mall influence o n des ign o f box culverts w ithou t cus hion ing. It is easy t o j u dg e the variations ob s erved in percent as p er different class es of loading. Wh en Cush ioning is n ot us e d, Impact V alues are obs e rved as 91.2 5 KN, 21.6 3 KN 10.86 KN f or Cl as s 70 R, Class A for Cl as s B res pect ively. V alues of Braki n g Fo rces s eem t o b e 56.3 0 KN, 17. KN 1 0.59 KN for C las s 70 R, Class A fo r Cl as s B res pe ctively. For b ox cu lvert which is wi tho ut cu s hion braking force is requ ired to con sider for smal l sp ans. It i s eas y to widen the box length when requ ired. Com paring d iff erent load ing cas es, class 70 R loading gives m ax im u m B. M. at sup po rt wi th and wi th out c us hion ing cas es.
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