Bamboo is a renewable and versatile resource, characterised by high strength and low. Look to sa thatchers for referrals for expert thatch roof construction south africans from all walks of life enjoy having thatched roofs on their properties. It offers extensive and fundamental information on all common types of roofing, and provides practical details for their construction. Build the roof structure for the thatching by nailing a 2 by 4 inch piece of lumber from each of the four corners of the building up to a center ridge pole that runs parallel to the ground. Installation, repair and estimating for nearly every type of roof covering available today in residential and commercial structures.
Roof structures roofs 12section module 3 sheet 10 verge details and ladder frame the construction of the verge of a gable roof is shown below. Thatch roof structures cosvr118 thatch roof structures 1 overview this standard is about 1 interpreting information 2 adopting safe and healthy working practices 3 selecting materials, components and. Sherwin williams nuthatch sw6088, sw sand dune sw 6086. To achieve this is a simple frame called a ladder frame is constructed.
Green roof construction and maintenance greensource books. Although not as popular here in the states joe will always have fond memories. Thatched roof construction detail roof thatcher guides. Flat roofs unseen and often overlooked, flat roofs require routine maintenance and detailed repair to effectively prevent water infiltration. A roof should help in protecting the building against external conditions in order to provide comfort and. Nrcas mainstay manual is updated and rearranged for ease of use. Horizontal thatched roofs leak rain badly, but, if they are placed at the proper angle, the.
The roof should provide sufficient overhang beyond the box entrance or vent holes to protect the birds from the. Carpenter uses a pneumatic nailer to attach plywood sheathing to the roof raftersin this case, a series of roof trusses. Oct 09, 2014 house roof framing and construction diagrams, with important roofing terms, roof shapes and framing types. Reroofing check with local code official for reroofing restrictions and landfill disposal should existing roofing need to be removed. The roof construction guide for general contractors, is a complete guide to roofing contract administration written for construction professionals. Thatch roof construction continues today, even though the number of skilled tradesmen capable of doing the work is a fraction of what it used to be just a hundred or so years ago.
The thickness of the roof covering means that details such as dormers can be swept over. Chapter 6 the alternate bluebird, flycatcher, titmouse and nuthatch plans. Green roof construction and maintenance explains how to design a green roof, plan for irrigation and drainage, select and place soil and plants, and maintain the entire setup. How to build your birdhouses wintu audubon society. Roof gardens are a little bit different from green roofs in the sense that roof gardens are generally created for entertainment and recreational activities and to create an outdoor living space for people living in the building. To understand this principle, let us start with one of the most lowtech roofing systems. The roof extends over the gable wall to give a suitable overhang. In spite of these clear advantages, the use of bamboo has been largely restricted to temporary structures and lower grade buildings due to limited natural durability, difficulties in jointing, a lack of.
Perhaps not on ones primary residence, but certainly atop a garden structure, pool house, historic attraction or natural habitat. A very low slope will mean a hitech roof, and a high slope a lowtech roof. This is a roof with two slopes, one very steep and the other quite shallow. Flat roof construction the vast majority of domestic flat roofs consist of timber rafters and a timber roof deck. Its advantage over the normal type of attic living area is the greater space it gives.
It may also be used as an addon main roof in the form of gablets over entries or simply decorating the main roof surface in. Gabled and hip forms occur most frequently, although shed and flat roofs. If slope is below 3 to 12, sealant is recommended at end lap and side lap conditions. Provide a hinged side or roof so the house can be easily checked and cleaned each. This section of the website is designed to give further guidance in relation to roof construction details for use with a thatched roof. The eastern rock nuthatch builds a similar but less complex structure across the entrance to a cavity. House roof framing and construction diagrams, with important roofing terms, roof shapes and framing types. Various building materials are used for this type of construction, e. Roof structures building inspections brisbane qbis. At a time when technology constantly strains to improve construction, its comforting to know there still is a place for an ancient building material that both weatherproofs and insulates. A guide to thatch construction in south africa page 12 project process requirements the building of thatch roofs and structures is a specialized trade. For thatched roofs, laths must have a minimum diameter of 25 mm and they must comply with the requirements of sans 1288. The eaves are cut to shape and the verges cut or rolled.
A standard work on all aspects of constructing pitched roofs a must for architects and building engineers. A good roofing example of column steel reinforcement bent over roof truss to tie house structure to the roof structure. Understand roof systems learn all about roofing systems. Rainer barthel 1 loadbearing structure matthias beckh, mark. Due to its low cost, it is mainly used by poor people. Modern construction methods make use of another type of roof structure and this is known as trussed rafter. New roof construction r m a n u a l cedar shake and. Thatch roofing is a traditional roofing method that involves using dry vegetation such as straw, water reed, rushes, sedge, and so on to create a roof covering. Photo 1 typical steel deck over bar joist construction.
To understand this principle, let us start with one of the most. The roof definition roof is one of the most important elements of a building structure to provide protection to the inmates from the sun, rain, wind, etc. Thatch roof structures cosvr118 thatch roof structures 1 overview this standard is about 1 interpreting information 2 adopting safe and healthy working practices 3 selecting materials, components and equipment 4 thatching the main roof casework and forming eaves, gables and ridges. Thatch roofs in most countries will have a slope of 45 degrees or so. Roof sheathing is the first structural component in the load path between the roof system and the foundation. Housing report houses with mud walls and thatch roofs. The roof construction guide for general contractors. A roof should help in protecting the building against external conditions in order to provide comfort and safety for the building occupants. The 2015 manual nrcas mainstay manual is updated and rearranged for ease of use by maciek rupar april 2015 professional roofing 35 the nrca roofing manual. Generally rafters are normally spaced at 400mm centres, to ensure an adequate and secure fixing for the thatch.
If you estimate, install or repair roofing in residential or commercial structures, this book will show you the methods and materials the real pros use the tricks, shortcuts, and estimating formulas that will get you the job, keep your labor and material costs on target, and bring you a healthy profit. It may also be used as an addon main roof in the form of gablets over entries or simply decorating the main roof surface in the form of a dummy gable. Roof construction detail thatching advisory services. Thatch roofing designing buildings wiki share your construction industry knowledge. In reality, flat roofs should not be completely flat, a slight gradient or fall should be built in to a flat roof to ensure drainage and prevent the ponding of water which is not only unsightly, but can lead to more serious issues. Applicants for construction of buildings on area 1, 2 or 3 of the commons shall. Roof slope the minimum roof slope for centurydrain and 5v is 212 to 12. If workers notice signs of structural deterioration for example, dry rot, a competent. Thatch roofing is a traditional roofing method that involves using dry vegetation such as straw, water reed, rushes, sedge, and so on to create a roof covering thatch is still used in some. Guard against falls through skylights or other roof.
Make sure your construction will not injure the birds. If you estimate, install or repair roofing in residential or commercial structures, this book will show you the methods and materials the real pros. Generally rafters are normally spaced at 400mm centres, to. Joe sasse studied thatch roofing in england under the tutelage of peter brugge. Thatched roof construction which utilizes pole structures is also mentioned, though there are additional standards that need to be referred to. Building a shipping container home ep02 moving, cutting, and framing a container house duration. Roof deck roof deck is not designed to act compositely with other materials. Most of all, thatch roofs are gorgeous in a way that only nature can impress. Jun 08, 2011 joe sasse studied thatch roofing in england under the tutelage of peter brugge. Thatch roof basics endeavour sustainable building school. Perhaps a recent resurgence of thatch roof construction may entice a whole new generation of craftsmen to take up the trade.
On the roof the straw is laid in place, rather than dressed, over the existing underlayers. Theyre a lifestyle choice, historical touchstone, cherished travel memory, whimsical escape, and sustainable green building material. In reality, flat roofs should not be completely flat, a slight gradient or fall should be built in to a. P1 interpret the given information relating to the work and resources to confirm its relevance p2 comply with the given, relevant legislation and official guidance to carry out your work and maintain safe work practices. Venture construction group and mulehide products contributed about 80% of the materials and labor needed to replace the roof of the ymca of treasure coasts sportsworld facility, which had been. The stalks of thatching grass are normally hollow and about 3 mm thick. However, thatch allows for a lot of air infiltration and would not be considered adequate insulation or airtight enough to meet codes or modern comfort levels on its own. Thatch roof construction commonwealth roofing training.
At the foot of the dormer window the rafters are trimmed with an up stand. This frame consists of the last two rafters joined together by. Green roofs are usually created for economic and environmental benefits and cover the whole roof area. The nest box must have watertight construction at all seams. Roof deck acts alone in transferring horizontal and vertical loads into the building frame. Thatch roof structures cosvr118 thatch roof structures 2 performance criteria you must be able to. Fully faced toward the sky, they catch the brunt of weathers worst. The book also discusses return on investment, leed design specifications, and the myriad short and longterm environmental benefits of green roofs. Archived from the original pdf on 25 february 2009.
Handbook on good building, design and construction in the. This is a roof with a double pitch and vertical ends. For each roof system component, a reference is provided to the section in the manual where. The provisions of this chapter shall govern the design, materials, construction and quality of roof assemblies, and rooftop structures. Thatch roofing the construction procedure materials thatching makes use of materials that are naturally available grass or reed. Nrcas mainstay manual is updated and rearranged for ease. The construction of the dormer roof is similar to that of the eaves window except in our examples the ceiling joists have been incorporated to make a flat ceiling above the window aperture. The evolution of the flat roof christian schittich.
The roof construction manual with over 1800 plans and 220 photographs is a vital. Venture construction group and mulehide products contributed about 80% of the materials and labor needed to replace the roof of the ymca of treasure coasts sportsworld facility, which had been damaged by a hail storm but also suffered from years of neglect. If workers notice signs of structural deterioration for example, dry rot, a competent person should evaluate the area. The regulations stipulates that a design and plan of what the structure will look like first needs to be drawn up by an architect or. Carpenter uses a pneumatic nailer to attach plywood sheathing to the roof.
This reference guide is designed to help the reader make good decisions in the planning, construction and post construction phases of any commercial roofing or reroofing project. The stalks of thatching grass are normally hollow and about 3 mm. This building type is widespread in the rural areas of kyrgyzstan, and also in some urban areas. The provisions of this chapter shall govern the design, materials, construction and quality of roof assemblies. The nuthatches constitute a genus, sitta, of small passerine birds belonging to the family.
Western red cedar and yellow cedar products manufactured by cssb members are labeled with the certi brand name. The roof construction manual with over 1800 plans and 220 photographs is a vital reference work on the construction of pitched roofs. Whitebreasted nuthatch tennessee watchable wildlife. Dekriet stalks, however, are solid and about 34 mm thick. Each roof system configuration has a listing of applicable roof system components. Tie the four corner boards together by nailing in cross members extending from each corner, parallel to the ridge pole and 24 inches apart.