Different Types Of Roof Construction

It has a polygon on two sides and a triangle on two sides.

Different types of roof construction.

In buildings of type ia construction exceeding two stories above grade plane fire retardant treated wood is not permitted in roof construction where the vertical distance from the upper floor to the roof is less than 20 feet 6096 mm. Green roofs and cool roofs make sense for southern california we have mild winters but hot summers and these types of roof can keep buildings and entire cities cooler saving energy and. Today advanced roofing materials provide an unprecedented range of alternatives as well as new looks for existing materials. Finding the correct type of roof is an essential part of owning a home.

A concrete slab foundation is a thick flat slab that is reinforced with steel bars and wire mesh and the slab is poured on crushed gravel which levels the site. The most common type of a hip roof. The sides come together at the top to form a simple ridge. The most common types of roofing systems used with flat roofs are rubber roofing systems.

A slab foundation is a type of foundation that is poured directly on the construction site. Permits are required for grading earthwork in the hillside grading area removal and re compaction or back fill. Not long ago asphalt shingles slate clay or concrete tiles were about the only roofing options. Here is a list of 9 different types of roofing to consider for your next re roofing job.

Type ii iia and iib. Flat roofs are definitely the most simple roof to build because they have little to no pitch. The most stringent of building types when it comes to fire resistance rating requirements a type i building including its roof must be composed of noncombustible materials like concrete and steel. Use separate hip roofs on homes with different wings.

Gable roof the gable is roof is typically triangular forming an inverted upside v shape. The line where the two roofs meet is called a valley. Roof construction including girders trusses framing and decking. But this analysis will give you a sense of comparative lifespans of these seven different types of roofing as well as their average costs and lifetime value.

Be aware that different roof configurations and different materials can make these costs vary greatly costs will vary even by region based on the differences in labor costs. The grading division of the inspection bureau oversees issues related to soils and foundations grading excavations and fills. Similar to a cross gable roof. The grading division uses primarily chapters 18 and 70 of the la building code for inspections.