Sika Expansion Joints In Concrete Wall

The joint width shall be 10 mm and 40 mm.

Sika expansion joints in concrete wall.

Structures such as water treatment plants reservoirs locks dams and below grade facilities most likely have a waterstop system in place. Like i said in the intro these joints allow concrete pads to expand and contract during freeze thaw cycles. The joint width must be designed to suit the joint movement required and the movement capability of the sealant. Without a concrete expansion joint your sidewalk or driveway would crack.

Standard joint widths for joints between concrete elements. Emseal is a leading innovator and manufacturer of premium sealants and expansion joint systems for the commercial construction industry and many specialty market applications. Working with sika corporation emseal provides international reach and unrivaled ability to integrate and seal the entire building envelope. Concrete expansion joints are also known as isolation joints.

It is used for the installation and repair of joints in concrete slabs and concrete screeds in car park decks garage floors ramps storage areas production halls and hospitals. With 1 2 wide joints our sika 3 4 backer rod is the right size to use to have a nice and tight fit against the walls of the joint. If you look at the expansion joints between your concrete you might see black felt or old sealant. Max application depth of sikaflex concrete fix is 1 2.

Concrete concrete repair. Applying backer rod to the joint. Sika greenstreak waterstops have been keeping water in or out of structures for decades concrete structures are only as watertight as the waterstops that join them. 201 polito avenue lyndhurst new jersey 07071 united states of america phone 1 201 933 8800 fax 1 201 804 1076.

A width to depth ratio of 2 1 must be maintained for exceptions see table below. This allows you to also control the application depth of the sealant which is key to proper installation. Sikadur combiflex sg system or sika dilatec system are post applied tape systems adhered with epoxy resin onto the membrane providing an ideal solution for construction and expansion joints in particular to seal joints of precast components. Expansion joints joint sealants.