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Flashcards

NDC Formwork / Concrete

Mathew Morgan NDC Level 5 Inglês 2 flashcards

NDC Formwork / Concrete

Flashcards do conjunto (2)

  1. 1COLUMN FORMWORK Check starter bars length and position  Clear and scabble concrete surface
     Remove debris
     Mark and check grid line
     Check position of column, note orientation and offsets
     Formwork joiner positions formwork for kicker accurately
    Height of kicker formwork between 40 – 60 mm up-stand
     Pour and cast kicker
     Following day, strike kicker formwork
     Check kicker position
     Tie reinforcement cage to starter bars
     Position spacers
     Crane formwork into position
     Locate around reinforcement and kicker
     Ensure face of formwork is properly butted up to kicker without obstruction
     Bolt formwork together Clamp and tie in position, Prop, adjust props and recheck structure and line
     Releasing agent
     Pour and vibrate concrete
     Adjust props if necessary
     Allow to cure and set for 1-3 days depending on concrete design
    and structural engineers advice
     Strike formwork
     Clean formwork    COLUMN FORMWORK
  2. 2TABLE FORMWORK Unload table formwork. Assemble on site so that the table formwork is at the desired height and suits the proposed
    construction (approximate height and position)
     Position tables correctly and butt up ready for joining together
     Adjust the secondary bearers and supports to enable the tables to be joined together with overlapping decking
     Adjust the height of the tables
     Use marine or similar quality plywood as decking material
     Fit the decking material to the locating timber within the secondary bearers
     Fit tables and decking up to and around columns and walls, seal any gaps with compressible tap (draft seal). Tape and seal joints as necessary & edge formwork
     Apply mould oil or release agent
     Assemble two layers of reinforcement matting with spacers and attach starter bars to reinforcement matt
     Pour and vibrate the concrete
     Adjust props
     Pour and vibrate concrete
     Allow to cure for 7-14 days
     Strike formwork
    Leave secondary props and drop head props in position to allow
    for concrete to achieve its 14 or 28 days design strength.    TABLE FORMWORK

Informações

Descrição
Level 5 NDC (NDC) FlashCards sobre NDC Formwork / Concrete, criado por Mathew Morgan em 05-01-2020.
Criado por
Mathew Morgan · jan 2020
Atualizado
5 jan 2020
Visualizações
4
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