C»c vu´ng b t´ng

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  • CC VUNGPrestressed / Reinforced Concrete Square Piles

    Ver.2014

  • Cc Vung - Ver.2014

    Ch dn k thut chungGeneral Technical Guide

    01. TIU CHUN Standard

    Design standards: TCVN 5574:2012 "Concrete / reinforced concrete structure Design", 22TCN 272-05 "Bridge design", ACI 318 "Building code requirements for structural concrete".

    Acceptance standards: TCVN 9115:2012 "Assembled concrete / reinforced concrete structure Construction and acceptance", TCVN 4453-1995 Monolithic concrete / reinforced concrete structures Construction and acceptance", TCVN 9114:2012 "Prestressed concrete product Technical specifications and acceptance", TCVN 9394:2012 "Pile driving / pressing - Construction and acceptance", PCI MNL 135-00 "Tolerance manual for precast and prestressed concete construction".

    R R

    QQUACERT

    Cc b tng ct thp:

    Thit k: 35Mpa hay 40Mpa hoc cao hn (tnh theo mu 15x15x15cm).

    Cc b tng d ng lc:

    Thit k: 50Mpa hay 60Mpa hoc cao hn (tnh theo mu 15x15x15cm).

    Khi to d ng lc: ti thiu 25Mpa (mu 15x15x15cm).

    Reinforced concrete piles:

    Design: 35Mpa or 40Mpa or higher (cubic sample 15x15x15cm).

    Prestressed concrete piles:

    Design: 50Mpa or 60Mpa or higher (cubic sample 15x15x15cm).

    At transfer of prestress: minimum 25Mpa (cubic sample 15x15x15cm).

    02. CNG B TNG Concrete Grade

    Tiu chun thit k: TCVN 5574:2012 "Kt cu BT & BTCT Tiu chun thit k", 22TCN 272-05 "Tiu chun thit k cu", ACI 318 "Yu cu xy dng cho b tng kt cu".

    Tiu chun nghim thu: TCVN 9115:2012 "Kt cu BT v BTCT lp ghp - Thi cng v nghim thu", TCVN 4453-1995 "Kt cu BT v BTCT ton khi - Thi cng v nghim thu ", TCVN 9114:2012 "Sn phm BT ng lc trc - Yu cu k thut v kim tra chp nhn", TCVN 9394:2012 "ng v p - Thi cng v nghim thu", PCI MNL 135-00 "Dung sai thi cng BTDUL v c sn".

  • Prestressed / Reinforced Concrete Square Piles - Ver.2014 www.beton6.com

    2

    Thp cng cao: ASTM A416, JIS G3137, JIS G3536.

    Ct thp thng: TCVN 1651:2008 hoc tng ng.

    Ct liu th ( dm): ASTM C33 hoc tng ng.

    Ct liu mn (Ct thin nhin, ct nghin hay kt hp): ASTM C33 hoc tng ng.

    Xi mng (Xi mng Portland hn hp PCB 40 tr ln): TCVN 6260-2009 hoc tng ng.

    Nc: TCVN 4506:2012 Nc trn b tng v va - Yu cu k thut.

    Ph gia (C chng ch k thut, c cc c quan qun l Nh nc cng nhn): ASTM C494.

    Prestressing steel: ASTM A416, JIS G3137, JIS G3536.

    Reinforcing steel: TCVN 1651:2008 or equivalent.

    Coarse aggregate: ASTM C33 or equivalent.

    Fine aggregate (Natural sand, manufactured sand, or combination): ASTM C33 or equivalent.

    Cement (Blended portland cement of PCB 40 or higher): TCVN 6260-2009 or equivalent.

    Water: TCXDVN 4506:2012 Water for mixing concrete and mortar - Technical specification.

    Admixture (Recognized by State Control Agencies, having suffcient technical certificates): ASTM C494.

    03. VT LIU Materials

  • T 10 n 15 ngy sau khi xc nhn n t hng.

    From 10 to 15 days after confirmed orders.

    05. GIAO HNG Delivery

    Ti 2 im quai, sai s im k so vi v tr quai khng qu 25cm.

    At two lifting - hook points, the tolerance of supporting point versus lifting - hook position is not more than 25cm.

    04. IM K CC Supporting point

    06. K HIU NHN DNG ID Sign

    08.03.12750TCT0.35-15.0M-N1

    X1

    BT6

    BT6

    0.35

    15.0M-N1

    TCT

    750

    X1

    08.03.12

    Tn Cng ty vit tt

    Kch thc Cc

    Chiu di cc - Loi on cc

    Tn cng trnh

    S hiu cc

    Phn xng c

    Ngy sn xut

    Company name in abbreviation

    Pile dimension

    Pile length Type of pile segment

    Name of project

    Pile number

    Casting workshop

    Date of manufacture

    Cc Vung - Ver.2014

  • Prestressed / Reinforced Concrete Square Piles - Ver.2014 www.beton6.com

    4

    Tnh nng / ng dngFeatures and Application

    02. PHM VI P DNG Application

    Mng cc cng trnh cu, ng v bn cng.

    Mng cc cng trnh nh dn dng v cng nghip.

    Cc cng trnh chuyn dng khc.

    Foundations of bridges, roads and ports.

    Foundations of civil and industrial buildings.

    Other special projects.

    Kh nng chu nn v un cao.

    Sn phm sn xut cng nghip v c gii ha cao.

    Cc d ng lc c kh nng chng nt, chng thm cao.

    Kh nng p ng cht lng v tin cao, sn bi sn xut qui m ln.

    Kim sot cht lng sn phm theo Qui trnh QLCL ISO 9001:2008

    Sn phm c tnh ng u cao, mang du n sn phm Beton 6.

    High compressive and bending resistance.

    Industrially manufactured and highly mechanized products.

    Prestressed piles with high crack absorption resistance.

    The ability to meet high quality and urgent schedule, large scale production yard.

    Quality control process according to ISO 9001:2008.

    Products with high uniformity, bearing the stamp of Beton 6.

    01. TNH NNG SN PHM Features

  • Qui trnhsn xutProduction ProcessReinforced concrete pile

    Bo dng bng phng php dng m. Moisture curing method.

    Ct thp thng ct un theo chi tit hnh dng.

    Buc thnh khung ct thp.

    Chuyn cc khung ct thp ra cc khun. Lp t khung ct thp vo khun.

    Cn chnh, kim tra, nghim thu.

    Transport rebar cages to casting yard. Placing cages into the formwork.

    Adjusting, checking and accepting.

    B tng c nh lng v trc tip vo khun.

    m ln b tng.

    Hon thin b mt sn phm.

    Concrete to be measured and poured directly into the formwork.

    Concrete compacting.

    Surface finishing.

    Normal rebar shall be cut and bent into required length and shape.

    Wiring into rebar cages.

    01. GIA CNG CT THP

    03. V M B TNG Concrete Pouring and Compacting

    04. BO DNG B TNG Concrete Curing

    Khi b tng t cng cho php th tin hnh cu sn phm ra khun.

    When concrete strength reaches required grade, pile is lifted out of formwork.

    Hon thin sn phm.

    Sn v k hiu v tn tr.

    Finishing pile.

    Marking and storage.

    06. TN TR Storage

    Reinforcement Cage Fabrication

    02. LP T VO KHUN Reinforcement Cage Placement

    Formwork Removal

    Cc b tng ct thp

    Cc Vung - Ver.2014

    05. CU RA KHUN

  • Production ProcessPrestressed concrete pile

    Cc b tng d ng lc

    Qui trnhsn xut

    01. CNG CP D NG LC Prestressed Strand Stressing

    Ct thp thng ct un theo chi tit hnh dng, lp t vo khun.

    Lun cp, cng cp d ng lc.

    Normal rebar shall be cut and bent into required length, shape; Placing into formwork.

    Threading and tensioning prestressed bar.

    02. BUC CT THP Reinforcement Wiring

    C nh cc ai v ct thp dc ng theo bn v thit k.

    Kim tra v hon thin khung ct thp.

    Fixing stirrup, longitudinal rebar according to design drawing.

    Checking and completing rebar cages.

    03. V M B TNG Concrete Pouring and compacting

    B tng c nh lng v trc tip vo khun.

    m ln b tng.

    Hon thin b mt sn phm.

    04. BO DNG B TNG Concrete Curing

    Bo dng bng phng php dng m. Moisture curing method.

    When concrete strength reaches required grade, strands will be cut and pile removed out of formwork.

    05. CT CP - CU RA KHUN Strand cutting - Formwork removal

    Khi b tng t cng cho php th tin hnh ct cp v cu sn phm ra khun

    06. TN TR Storage

    Hon thin sn phm.

    Sn v k hiu v tn tr.

    Finishing pile.

    Marking and storage.

    Poured concrete to be measured and directly into the formwork.

    Concrete compacting.

    Surface finishing.

    Prestressed / Reinforced Concrete Square Piles - Ver.2014 www.beton6.com

    6

  • KCHTHC

    CNG BTNG

    CHI TITU CC

    CHIU DI TI AMaximum length

    THPCH

    THPAI

    TI TRNGDC TRC

    TI A(DNG THANH

    NGN =1)Maximum axial load

    (short bar =1)

    TI TRNGTHI CNGPH HP

    (mm x mm) (Mpa) (m) (m) (mm) (tn) / (tons) (tn) / (tons)

    THEO THIT K

    C TH SN XUTDimension Concrete strength Pile head details Main bar Stirrup steel Construction load allowance

    By design Manufacturable

    717787

    106112115121131137148155162169185192198206234217225253248256284255268299280293323320333364399436430467481519461499500538563601

    56627085909297

    105110119124130135148154159165187174180202198205227204214239224234258256266291319349344374385415369400400430451481

    4D14

    4D164D184D164D184D164D184D184D204D184D204D184D204D204D228D204D204D228D204D204D228D204D224D258D224D224D258D224D224D258D2212D2212D2512D2212D2512D2212D2512D2212D2512D2212D2512D2212D25

    8.0

    8.58.59.09.09.59.5

    10.0

    10.0

    10.511.011.512.010.511.011.511.011.512.0

    12.0

    12.5

    12.0

    12.512.012.513.0

    13.0

    13.5

    13.5

    13.514.014.515.0

    14.0

    14.014.515.015.5

    200x200

    250x250

    300x300

    350x350

    400x400

    450x450

    500x500

    8.5

    10

    12

    14

    15

    18

    18

    R6

    R6

    R6

    R6

    R6

    R8

    R8

    303540

    30

    35

    40

    30

    35

    40

    30

    35

    40

    30

    35

    40

    30

    35

    40

    30

    35

    40

    Tm lc hp Plate-Box

    Tm lc hp Plate-Box

    Tm lc hp Plate-Box

    Hp Gh Box-Chair

    Hp Gh Box-Chair

    Hp Gh Box-Chair

    Hp Gh Box-Chair

    Thng s k thut - Cc b tng ct thpTechnical Specifications - Reinforced Concrete Pile

    Cc Vung - Ver.2014

  • Ghi ch: Kh nng chu lc ca cc c th cao hn cc s liu ghi trong bng theo yu cu ring ca khch hng.

    Cng b tng tnh theo mu lp phng 15x15x15 (cm)

    Notes: Bearing capacity of piles may be manufactured than the indicated figures in the table according to specific customer requirements. Concrete grade is calculated on