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In modern buildings, flashing is intended to decrease water penetration at objects such as chimneys, vent pipes, walls, windows and door openings to make buildings more durable and to reduce indoor mold problems. Metal flashing materials include lead, aluminium, copper, [1] stainless steel, zinc alloy, and other materials.
The construction documents, specifically the technical specifications, require the contractor to submit product data, samples, and shop drawings to the architect and engineer for approval. This is one of the first steps that is taken by the contractor after execution of the construction contract and issuance of the "Notice to Proceed".
The 16 Divisions of construction, as defined by the Construction Specifications Institute (CSI)'s MasterFormat, is the most widely used standard for organizing specifications and other written information for commercial and institutional building projects in the U.S. and Canada. In 2004, MasterFormat was updated and expanded to 50 Divisions. [1]
A shop drawing is a drawing or set of drawings produced by the contractor, supplier, manufacturer, subcontractor, consultants, or fabricator. [1] Shop drawings are typically required for prefabricated components. Examples of these include: elevators, structural steel, trusses, pre-cast concrete, windows, appliances, cabinets, air handling units ...
Firewall residential construction, separating the building into two separate residential units, and fire areas Example of a firewall used to inhibit the spread of a fire at an electrical substation. A firewall is a fire-resistant barrier used to prevent the spread of fire. Firewalls are built between or through buildings, structures, or ...
Masonite is widely used in construction, particularly in renovations where floors are finished prior to other work and require protection. Sheets of 1 ⁄ 8-or-1 ⁄ 4-inch (3.2 or 6.4 mm) Masonite are typically laid over red rosin paper on finished floors to protect them.
List of construction trades. The following is a list of trades in construction . Bell hanger installs mechanical and electrical bell systems. Boilermaker, works in nuclear, oil and gas industry, shipyards, refineries, and chemical plants, on boilers, pressure vessels, and similar equipment. Carpenter, a craftsperson who performs carpentry ...
Punch list. A punch list is a document prepared during key milestones or near the end of a construction project listing works that do not conform to contract drawings and specifications that the general contractor must correct prior to final payment. [1] The work may include incomplete or incorrect installations or incidental damage to existing ...
Overview. Precast concrete is employed in both interior and exterior applications, from highway, bridge, and high-rise projects to tilt-up building construction. By producing precast concrete in a controlled environment (typically referred to as a precast plant), the precast concrete is afforded the opportunity to properly cure and be closely monitored by plant employees.
Construction site safety. Construction site safety is an aspect of construction -related activities concerned with protecting construction site workers and others from death, injury, disease or other health-related risks. Construction is an often hazardous, predominantly land-based activity where site workers may be exposed to various risks ...