Mansard Roof Cross Section

In cross section the straight sided mansard can appear like a gambrel roof but it differs from the gambrel by displaying the same profile on all sides.

Mansard roof cross section.

This detail shows the condition where the bottom of the mansard meets another roof. Change in mansard slope. Copper locking strips of the same weight as the flashing are soldered to the pans between seams at least 6 from the roof break and engage the. The cross section of a gambrel roof is similar to that of a mansard roof but a gambrel has vertical gable ends instead of being hipped at the four corners of the building.

At the lower roof the standing seams are laid flat 8 from the roof break folded 3 4 and secured with copper cleats spaced 12 o c. The steep roof with windows creates an additional floor of habitable space and reduces the overall height of the roof for a given number of habitable stories. Jun 5 2014 cross section of a mansard roof wikipedia the free encyclopedia. The upper slope of the roof may not be visible from street level when viewed from close proximity to the building.

Stay safe and healthy. Europeans historically did not distinguish between a gambrel roof and a mansard roof but called both types a mansard. Also in some locations there is a restriction set in the height of the mansard roofs in order to protect any structural damage. So if you are planning to use the mansard roof design you need to research thoroughly about the local laws that apply to this style of roofing.

Please practice hand washing and social distancing and check out our resources for adapting to these times. A mansard or mansard roof is a four sided gambrel style hip roof characterized by two slopes on each of its sides with the lower slope punctured by dormer windows at a steeper angle than the upper. Although the style was used as early as the mid 16th century in england and italy and was employed by pierre lescot at the louvre it was named for the 17th century architect françois mansart who used it on paris hôtel s. Jun 5 2014 cross section of a mansard roof wikipedia the free encyclopedia.