BT 5 Types of Joint

HINGE

A movable joint used to attached, support and turn a door about a pivot

JOINTER OR GROOVER

A metal tool used to cut a joint partly through fresh concrete

ISOLATION JOINT

Such an expansion joint, between two adjacent structures which are not in physical contact

CONTROL JOINT W/ DOWEL

A grooved which is formed in a masonry structure to regulate the location and amount of cracking

T&G CONTROL JOINT

A joint formed by the insertion of the tongue of one member into the corresponding groove of another

BUTT-TYPE CONSTRUCTION

Used for floor of 5" thick and greater

SCARF

Wood end joint requiring tensile strength

BLIND AND STUB

Mortise and tenon wood construction joint where tongue and grooves meet halfway making the connection clean of joint traces

PLAIN MITER

A type of wood end joint where both wood are cut at equal angles diagonally

cold joint

A joint formed when a concrete surface hardens before the next batch of concrete is placed against it is

construction joint

The vertical and horizontal surface is reinforced concrete where concreting was stopped and continued later is called

construction joint

A joint where two successive placement of concrete meet is called

contraction joint

An expansion joints adjacent parts of a structure to permit expected movements between them is called

lap joint

A joint produced by lapping two pieces of materials

Cold joint

A joint formed when a concrete surface hardens before the next batch of concrete is placed against it.