perencanaan standar gorong gorong (box culvert) tunggalDeskripsi lengkap
Box Culvert
Analisis Box CulvertFull description
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Box Culvert DesignFull description
jembatanFull description
Secara rinci menjelaskan tentang metode pelaksanaan pekerjaan box culvert
NOTES FOR BOX CULVERT EXTENSIONS Notes for the General Drawing or Notes/Undercut sheet for Box Culvert Extension Plans are as follows: Comments regarding note use are are highlighted in yellow yellow !hese comments are intended to hel" clarify when "articular notes should #e used and$ if necessary$ to to "rovide guidance when using s"ecific notes %nformation %nformati on with within in vario various us notes that is "ro&ect s"ecific s"ecific and needs to #e changed/u"dated etc for a "articular "ro&ect will #e in an orange font !he info in form rmat atio ion n sh show own n in orange ma may y ne need ed to #e ad ad&u &ust sted ed or de dele lete ted d as a""lica#le a""li ca#le to s"eci s"ecific fic stru structur ctures es Before plans are distributed for review !"an#e all te$t to a bla!% font& 'X()*'
'tructure !y"e !y"e Code (re)uired if structure length is greater than *+ feet !he exam"le shown is for a concrete #ox culvert over water,
Construction '"ecifications: '"ecifications: 'outh Da6ota 'tandard '"ecifications '"ecifications for 2oads and Bridges$ *+47 Edition and re)uired Provisions$ 'u""lemental '"ecifications$ and '"ecial Provisions as included in the Pro"osal
GENE250 N.!E' Use whichever note a""lies a""lies .ften the first note note is ade)uate for extensions extensions #ecause there aren8t scra"ers involved if the extension is "art of an overlay "ro&ect !he second note is intended for #ox culverts with an out to out width of less than 9+ ft Use the third note when when the out to out width is 9+ ft ft or greater 4
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Des esiign 0iv 0ive 0o 0oad ad:: 3' *+;; *+;; and and 5lt 5lter erna nate te 0oad 0oadiing ng No co cons nsttruc ucti tion on loading in excess of legal load was considered or Des esiign 0iv 0ive 0o 0oad ad:: 3' *+ *+;; ;;$$ 5lte tern rnat ate e 0o 0oad adiing ng$$ an and d con onst strruc ucti tio on loa oad d consisting of one <8=> gage axle with gross weight ? @7$A7+ l#s !he construction load shall not #e a""lied until a minimum of ; ft of fill has #een "laced "lac ed over the Box Culvert Culvert .the .therr constructio construction n loads in excess of legal load must #e su#mitted thru "ro"er channels to the .ffice of Bridge Design for analysis or Design 0ive 0oad: 3' *+;;$ 5lternate 0oading$ and construction load consisting of two <8=> gage axles s"aced 9+ ft a"art with gross axle weight (each axle, ? @7$A7+ l#s !he constructi construction on load shall not #e a""lied a""lied until a minimum of ; ft of fill has #een "laced over the Box Culvert Culvert .ther construction construction loads in excess of legal load must #e su#mitted thru "ro"er channels to the .ffice of Bridge Design for analysis
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!he design of the #arrel section is #ased on a minimum fill height of 4 foot and includes all su#se)uent fill heights u" to and including the maximum fill height of ft ('4 or , ft ('n or , (as 2e)d,
Use whichever note a""lies !he second note is intended for locations where the soils re"ort indicates high corrosivity for concrete ;
5ll concrete shall #e Class 5;7 conforming to 'ection ;=+
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3igh sulfate levels are li6ely to #e encountered on this "ro&ect 5ll concrete shall #e Class 5;7 conforming to section ;=+$ with the following modifications: the ty"e of cement shall #e either a ty"e 1 or a ty"e %% with *+ to *7 "ercent Class odified ly 5sh su#stituted for cement in accordance with section =+7
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5ll reinforcing steel shall conform to 5'! 5=47 Grade =+
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5ll ex"osed edges shall #e chamfered 9/; inch
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Use 4 inch clear cover on all reinforcing steel E-CEP! as shown
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!he Contractor shall im"rint on the structure the date of the existing #ox culvert construction as well as the date of new construction as s"ecified and detailed on 'tandard Plate No ;=++9
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Care shall #e ta6en to esta#lish For6ing Points (FP, as shown on the wings
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Circled num#ers in P05N and E0E15!%.N views on the General Drawing are section %D Num#ers (see 'DD.! aterials anual, Use this note if nonmonolithic a"rons are used: 44 Cost of Preformed Ex"ansion oint iller used in a"ron construction shall #e incidental to the other contract items Use the com"action method recommended in the foundation letter: 4* Com"action of earth em#an6ment and #ox culvert #ac6fill material shall #e governed #y the '"ecified Density method 4* Com"action of earth em#an6ment and #ox culvert #ac6fill material shall #e governed #y the .rdinary Com"action method Use this note if standard #ox culvert #arrel sheets are included in the #ox "lans: 49 Dimension H0> on the standard #ox culvert #arrel sheet(s, is the #arrel section length shown in the P05N view on the General Drawing (for each '4$ '* etc #arrel section$ as a""lica#le,
+I,ENSIONS OF EXISTIN- BOX CULVERT 5ll details and dimensions of the Existing Box Culvert$ contained in these "lans$ are "rovided as information only %t is the Contractor8s res"onsi#ility to ins"ect and verify the actual field conditions and any necessary dimensions affecting the satisfactory com"letion of
the wor6 re)uired for this "ro&ect .riginal construction "lans can #e o#tained from the .ffice of Bridge Design Use the following notes on # ox culvert extensions when removing the wings and inlet/outlet a"rons Place notes on the detail sheets for #rea6out of structural concrete and dowels BRE./OUT STRUCTUR.L CONCRETE 4
!his wor6 shall consist of #rea6ing out and dis"osing of structural concrete 5ll #ro6en out concrete and other discarded material shall #e dis"osed of in accordance with the F5'!E D%'P.'50 '%!E notes found in 'ection 5 Define the #rea6out limits with 9/; inch dee" saw cuts
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5lways salvage longitudinal steel in the wings %f the existing a"ron is monolithic$ salvage the steel in the #ottom sla# also 9
'alvage two feet of the longitudinal resteel in the wings and #ottom sla# and use in new construction Care shall #e ta6en not to damage the existing longitudinal reinforcing steel during the #rea6out o"erations !hese reinforcing #ars and all concrete surfaces in the #rea6out area on which new concrete is to #e cast shall #e thoroughly cleaned #y sand#lasting to the satisfaction of the Engineer "rior to "lacement of the new concrete
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5ny additional #rea6out re)uired due to s"alling or crac6ing of the existing structure will #e determined #y the Engineer Fhere additional #rea6out in the #arrel section of the existing structure is re)uired$ care shall #e ta6en not to damage any of the existing reinforcing steel 5ll steel will #e left in "lace and thoroughly cleaned #y sand#lasting
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5dditional #rea6out in existing walls or to" sla# will re)uire shoring u" of the "ara"et and to" sla#$ as directed #y the Engineer
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Plans )uantity "ayment will #e full com"ensation for this item regardless of the )uantity actually #ro6en out$ unless measurement is ordered #y the Engineer %f the Engineer orders #rea6out #eyond the limits shown$ this additional #rea6out will #e "aid for at the contract unit "rice "er cu#ic yard for Brea6out 'tructural Concrete %f additional #rea6out is caused #y the Contractor8s o"erations$ no additional "ayment will #e made
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Brea6out 'tructural Concrete will #e "aid for at the contract unit "rice "er cu#ic yard !his "ayment shall #e full com"ensation for furnishing all materials$ la#or$ tools and e)ui"ment necessary or incidental to #rea6ing out the structural concrete Payment includes$ #ut is not limited to$ excavation re)uired to "erform the re)uired #rea6out$ saw cutting$ #rea6ing out con crete$ cleaning and sand#lasting reinforcing steel and concrete surfaces$ and removing and dis"osing of all waste materials to satisfactorily com"lete the wor6
INST.LLIN- +O0ELS IN CONCRETE 4
!he e"oxy resin mixture shall #e of a ty"e for #onding steel to hardened concrete and shall conform to 55'3!. *97 !y"e %1$ Grade 9 (E)uivalent to 5'! CAA4 !y"e %1$ Grade 9,
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!he diameter of the drilled holes shall not #e less than 4/A inch greater$ nor more than 9/A inch greater than the diameter of the dowels or as "er the anufacturer8s
recommendations 3oles shall not #e drilled using core #its !he drilled holes shall #e #lown out with com"ressed air using a device that will reach the #ac6 of the hole to ensure that all de#ris or loose material has #een removed "rior to e"oxy in&ection 9
ix e"oxy resin as recommended #y the anufacturer and a""ly #y an in&ection method as a""roved #y the Engineer Beginning at the #ac6 of the drilled holes$ fill the holes 4/9 to 4/* full of e"oxy$ or as recommended #y the anufacturer$ "rior to insertion of the steel #ar Care shall #e ta6en to "revent e"oxy from running out of the horiIontal holes "rior to steel #ar insertion 2otate the steel #ar during installation to eliminate voids and ensure com"lete #onding of the # ar %nsertion of the #ars #y the di""ing or "ainting methods will not #e allowed
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No loads shall #e a""lied to the e"oxy grouted dowel #ars until the e"oxy resin has had sufficient time to cure as s"ecified #y the e"oxy resin manufacturer
!he cost of drilling holes$ e"oxy resin$ dowels$ installation and other incidental items shall #e included in the contract unit "rice "er each for %nstall Dowel in Concrete
