Building Technology

are horizontal boards used to establish the height of the finish foundation and to support the guidelines for the excavation of footing trenches.

• SAW KERF

• STAKE

• LEVELING

• BATTER BOARDS

consist of water rods that are inserted through the form and threaded onto the ends of an inner rod. After striping the water rods are removed for reuse while the inner rod remains in the concrete

• SHE BOLTS

• SNAP TIES

• YOKES

• FORM TIES

are clamping devices for keeping column forms and tops of wall forms from spreading under the fluid pressure of newly placed concrete

• YOKES

• WOOD FORMWORKS

• FORM TIES

• WOOD STUDS

SCAFFOLDING ASSEMBLY INSTRUCTIONS

Loosely fit the remaining components until majority of first level complete. Check standards for verticality and tighten ledgers

• step 1

• step 6

• step 4

• step 3

used to measure relatively long distances such as those in highway construction.

• FOLDING RULER

• DIGITALRULER

• CONSTRUCTION

  LASER

• CHALK LINE

equipment used by surveyors to measure horizontal and vertical angles to obtain land elevation

• LEVEL

• SURVEYOR'S LEVEL

• CONSTRUCTION LASER

• TRANSIT

is a cellular framework of squared steel, concrete, or timber members, assembled in layers at right angles, and filled with earth or stones

• RIPRAP

• BIN WALL

• CRIBBING

• SOIL BINDERS

limited to a height of 20’ (6 M); beyond this height a counterfort wall is employed.

• Counterfort Retaining Wall

• L-type Cantilevered Retaining Wall

• T-type Cantilevered Retaining Wall

• Gravity Retaining Wall

are galvanized or PVC coated wire baskets filled with stones and stacked to form an abutment or retaining structure.

• Cribbing

• Riprap

• Gabions

• Retaining Structures.

an upright timber for supporting a dead load during the structural alteration of a building, esp. one of two supports for a needle

• WALES

• DEAD SHORE

• SHORING

• NEEDLE