Good craftsmanship guide brickwork and blockwork new build. Today the construction industry uses a wide range of sizes and types. Prior to starting your work, determine if using a ladder is the best and safest choice to accomplish the task. Page 8 cubing the racks of cured blocks are rolled out of the kiln, and the pallets of blocks are unstacked and placed on a chain conveyor. Pdf method statement for construction of civil works. Hollow blocks are the most common type of concrete blocks.
There are two types of grout specified in nzs 4210, one for use in standard concrete masonry and one for use mainly in between skins of brick or blockwork. Blocks are produced in a range of shapes and sizes. They may include a hollow core to make them lighter and to improve their insulation properties. Nov 01, 2006 bricks and blocks are hard to cut, so it pays to think in terms of unit sizes when laying out masonry work. Construction at opening the cavity is discontinued at lintel level and sill level of the window, doors or ventilators. This code is intended to offer guidance to help the builders in correct use of lightweight concrete blocks for masonry construction. All wall ties for cavity walls shall be in accordance with bs 1243. Method statement for block works in a quality management.
Good preparation is a major factor in the success of the job. Bill of quantities construction of 26 housing units. Often the laundry door way does not have a frame bottom plate. Identify face units either as a proprietary item brand name, manufacturer or by reference to preselected samples. Blockwork designing buildings wiki share your construction industry knowledge. With the introduction of new machines and the enhancement.
Earth work under substructure shall be provided with antitermite treatment for the approval of the engineer. In this situation the homeguard sheet that covers the critical joint is to be trimmed to a. Opening dimension from floor to modular head position will be reduced by the depth of rebate chosen. Homeguard tmb product guide concrete block construction tiling across doorways. Let us look at some examples of units used in block work. Concrete blocks are produced in a large variety of shapes and sizes.
Plan for additional manpower for lifting blocks at heights. They are available in a variety of densities to suit different applications. However, while the coding system is the same in all areas, the range of blocks. Concrete block masonry is a widely used style for its excellent properties of durability and high resistance to rain, fire, and inclement environmental conditions. Construction materials and is situated in stuttgart, germany. For greatest ease and efficiency when constructing with masonry blockwork, it is recommended to plan a building using a 200mm module, as a significant. Remove excess material from the mortar joins and block work patch obvious cavities in the mortar lines and blocks. Masonry construction can provide beautiful walls and floors at economical prices. Masonry consists of building structures by laying individual masonry units brick, concrete block, stone, etc.
As work progresses, install metal door frames, fabricated metal frames, window frames anchor bolts, plates, conduits, pipes, and other builtin items into work. All joints to be even and of about 10mm and raked 8 to 10 mm out properly when the mortar is green ensure only 1. Fire rated concrete block of size 15 mm x 400 mm x 200 mm shall be fire resistant up to 120 min. Below is given the method statement or procedure for the safe work of block works. Proper workmanship plays a crucial role in the completion of the masonry structure. Construction of house using concrete block masonry. The blocks are pushed off the steel pallets, and the empty pallets are fed back into the block machine to receive a new set of molded blocks. Pdf techniques for accelerating masonry construction. The dpc is provided below the sill block or above the lintel top to prevent entry moisture or water inside the cavity.
To make them lighter and easier to work with they have a hollow core that also improves their insulation capacity. Blocks not exceeding 75 mm thickness shall be solid. Concrete blocks are very common building components that are used worldwide. In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made available on a noncommercial basis, as it is the right of all humans to know and speak the laws that govern them. Post construction protection requirements for grouted. Sand off any excess material from patch work digg out or expose the slab base which the block work. An example of this coding system is the masterformat figure 1. All block work shall be fully set out before lying commences to ensure correct bonding, minimum cutting tolerances and the average thickness of vertical and horizontal joints. Damp cure the block works for 3 days, lintels and sills for 7 days as per the project specifications.
If cutting is required to provide a continuous pattern or to fit adjoining construction, cut units with motordriven saws. Since the 1930s, masonry units have been manufactured in sizes that fit into a modular scheme based on 4 inches. Drive a stake into the ground at the end of the footer opposite the end where the wall construction will begin. Brickwork and blockwork is normally fully detailed. Where hollow block work is specified for work above dampproof course level, the blocks. The essential ingredients of concrete are cement, aggregate sand, gravel and water.
This means that if you are going to be on the ladder for greater than 10 minutes you should explore alternative options, such as a scaffold, for doing the work. Sample safe work procedures templates pcm construction. National masonry concrete blocks, bricks, concrete pavers. Pdf hollow block masonry materials for construction jade. Dec 02, 2016 block work should be in proper alignment and plumb with a systematic bond english bond unless otherwise specified. Normally the masonry units are laid with cement mortar, which binds them together to create a structure. The hose will also come in handy for rinsing your tools occasionally as you work and for keeping the mortar sufficiently moist. Recommended minimum requirements for masonry wall construction. Standard specification of hollow and solid concrete blocks pdf.
Construction project management is a relatively young field. Construct a footing one block length longer that the wall. For this reason, the sand used in mortar for concrete blockwork should be clean. Jun 27, 2016 block cavity wall foundation this is an alternative solid block foundation construction. After this the blocks are ready for use in construction work. Remember that ladders are for short duration work only. Installation guide for concrete block home construction. National masonrys ultra brick comes 76 mm high x 230mm long x. In this case, the macgillivrays provided the masonry construction, the carpentry, and the electrical work, and subcontracted the remaining trades. Safe work method statement for block works safe work. The house is a 1,300 square foot, singlestory structure. Blocks shall be of work size 190 mm high, 390 mm long and 290 mm190 mm140 mm 90 mm thick, and shall be solid unless detailed otherwise. To locate the outer edge of the wall, use a tape measure to measure in from the edge of the foundation at each end.
Construction of hollow and solid concrete block masonry code of practice number of amendments. The key differences between blockwork and brickwork bsbg. Metal ties for cavity wall construction shall be grade 188 austenitic stainless steel double triangle. Construction of residential building required paper work before the start of actual. Identify and check the material to be used for brick and block masonry works. Understanding temperature terminology and ranges are critical to correctly apply the code mandated provisions.
Legally binding document step out from the old to the newjawaharlal nehru invent a new india using knowledge. The cavity can be partially filled or fully filled as required. Quality of hollow tile and concrete block or concrete tile. Rather the tiles of the laundry area are simply run to the outer edge of the block work.
Floor construction section, levelling sand, brick layer, cement cover and finishing work 1. Blockwork is construction with concrete or cement blocks that are larger than a standard clay or concrete brick. Construction phase temperature ranges are based on ambient temperatures the temperature at the site at the time of masonry installation. Block work shall built to the respective dimension, thickness and height mentioned on the drawing. This procedure provides a method of control for construction of block masonry work in order to achieve compliance with the contract specifications and drawings 2. Homeguard tmb product guide concrete block construction. Concrete block and cinder block come in several different sizes and shapes to fit. The blocks below ground level are laid to form a cavity which is then filled up to ground level with a cement aggregate mix. Snap a chalk line between the two points to mark a guideline to keep the.
At this point they were made from an aggregate of stone or. Cm01 national masonry concrete blocks, bricks, concrete. Concrete blocks technical data short description concrete block construction has gained importance and has become a valid alternative to fired clay bricks. Ensure all clearances and approval from the concerned are obtained. The mortar used for block work shall be cementsand in the ratio 1. They have been in use since the 1930s when they were commonly used for the inner leaf of cavity walls. Therefore, correct construction procedures must be followed while using concrete blocks masonry. Safe work method statement for block works safe work method. All frame work shall be anchored both jams and set plumb and true. They can be made of different materials like bricks, stones, mud, concrete blocks, laterite blocks etc. Pdf traditional masonry construction is labor intensive and slower. Method statement for block works in a quality management system. The leading edge of the stake is placed on the front line of the wall, with a nail driven into it at the exact height of the first course.
Hollow concrete block is an important addition to the types of masonry units available to the builder and its use for masonry work is on constant increase in this country. There is a wide variety of size and type used within the construction industry today. A construction work plan this document that describes the means and methods for executing the work, including general sequencing of the work, excavation procedures, the use of the site for staging, stockpiling, and other activities. Brickwork and blockwork masonry quality control checklist. Sand off any excess material from patch work digg out or expose the slab base which the block work is built. Block works are the most critical work for any building construction. Best method of block work for construction method statement hq.
Lets look at some examples of units that are used for blockwork. All blocks shall be well soaked before using and the tops of walls left from the previous days work shall be dampened before the new work commences. Receipt of work plan approvals from olin and the ctdep. Concrete block construction has gained importance and has become. The building block t he smallest unit of a wbs is the activity, which is a unique unit of. Some of the advantages of hollow concrete block construction are reduced mortar consumption, light weight and greater speed of work compared to brick masonry. Document the name, type, category, size and fire rating of masonry units in. Pdf hollow block masonry materials for construction. Concrete blocks are very typical components of building and are used worldwide.
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