An accurate bar bending schedule can able to prepare based on the bar bending schedule formulas. Shape diagram total length of bar, l measured along centre line the values for minimum radius and end projection, r and p respectively, as specified in table 2, shall apply to all shape codes see 7. Below is an informative guide from the british association of reinforcement bar that aims to assist both designer and specifier. Sarcea cover blocks spacers rebar reinforcing steel. Scheduling, dimensioning, bending and cutting of steel reinforcement for concrete. The shapes above are only the most popular and are ready for quick. This is will effectively minimise the cost and wastage of reinforcement. When the compressive force in a boundary member ex ceeds 0.
Notwithstanding, governs in codes for detailing and minimum. Radii of all bends are standard unless r is given in the bending schedule. A dimensional skecth of the shape shall be given in the bending schedule. If a shape given in this table is required but a different dimension is to allow for the possible deviation, the shape shall be drawn out and given the shape code 99 and the free dimension shall be indicated in. In april 2000 a new british standard bs 8666 the specification for scheduling, dimensioning, bending and cutting of steel reinforcement for concrete was introduced. Shape codes are designed to save you time and money. Shape code 99 and require fully dimensioned sketches.
The revised british standard specification for scheduling, dimensioning, bending and cutting of steel reinforcement for concrete, bs 8666. Our rebar shapes in accordance with bs4466 1998, bs8666 2000, bs8666 2005. British standard bs 8666 the specification for scheduling, dimensioning, bending and cutting of steel reinforcement for concrete. Plain and reinforced concrete code of practice is 456 2. Where the shape of a bent bar is such that it cannot be obtained even by combining two. The reinforcement tools are improving year on year in revit and with the extension tools from 3rd party developers are making it. High tensile rebar can be supplied as standard lengths. Shape codes and reinforcing mesh specsdownload bs 8666 shape codes free downloadpdf file. Notation changes in the designation of the type and grade of steel reinforcement shape codes increased from 16 to 34. However, if you require a different shape code, please contact us to discuss your requirements. If the shape given in the table is required but a different dimension is to allow for. Shape code 29 shape code 31 shape code 32 shape code 33 shape code 34 shape code 35 shape code 36 shape code 41 shape code 44 shape code 46 shape code 47 shape code 51 shape code 56 shape code 63 shape code 64 shape code 67 shape code 75 shape code 77 shape code 98 all other shapes are shape code 99 and require fully dimensioned sketches. Greenfield works ballylough road castlewellan county down bt31 9jq. The detailing of reinforcement shall be in accordance with the authoritys manual steel reinforcement detailing appendix a to this section.
Shape codes are the building stones of a perfect bar bending schedule. Bs 8666 shape codes download bs 8666 buy standards in pdf format. For convenience in transporting bars, dimensions should not exceed the following. Uk rebar shape codes download and print this full pdf guide here 8mb, 5 pages bs 8666. The required curvature may be obtained during placing. Shape codes for convenience in transporting bars, dimensions should not exceed the following.
Shape code 99 shall be used for all other shape codes. A dimensioned sketch shall be drawn over the dimension columns a to e. Significant differences in the two standards can be summarised as follows. Cells b2 and b3 are available for entering the company name. Irrespective of bar shape, the numbering of reinforcement, whether bars or fabric, shall be in sequential order of bar placement and shall proceed from the. Bar shape codes have been made by sparrowhawk engineering. Below enlisted are the is codes that is recommended for reinforcement detailing and guidance. They are bent and welded to meet or exceed all construction standards. For your convenience, we have illustrated the most common shape codes available. The provisions of en 199211 including the preclusion of wire to bs 4482.
It also covers the special attention which must be given by the engineers monitoring staff to material requirements, placing, fixing, cover and supports. Bar schedule calculate bar lengths for reinforcement. The revised british standard for scheduling came into effect on the 1st january 2006, replacing bs8666. Rebars can be cut and bended to different shapes used in various structures.
Reinforcement to be formed to a radius exceeding that specified in the table below shall be supplied straight. By prefabricating your reinforcing steel, we can save you labour at the construction site. Uk rebar shape codes if revit wants to be taken seriously as a rebar detailing solution then the uk rebar shape codes need to checked and corrected so that they function in accordance with the british standard. Available ex stock in standard lengths up to 15m or cut and bent to customers requirements in accordance with bs8666.
The reinforcement ratio in each direction shall be equal to or greater than 0. This proforma calculates bar lengths for reinforcement scheduled in accordance with bs 8666. Bar shape code shows the way to make bar bending schedule for reinforcement manufacturer. Rebar shape codes uk eurocode reinforcement heaton. Bs8666 shape codes steel reinforcement for concrete bs 8666. Bar bending shape codes as per bs 4466 preferred sh 62 other sha es 65. Feb 17, 2018 reinforcement bar shape codes as per bs8666. Shape code 98 lengthto be calculated shape code 99 all other shapes where standard shapes cannot be used. The dimensions in parentheses are the free dimensions. No other shape code number, form of designation or abbreviation shall be used in scheduling. Under cares approval, all approved reinforcement fabricators are required to fully understand the requirements of their customers and to provide reinforcement to the specified standards and related bending schedule. However, both specifications are still in use with regards to specific shape codes, but the significant updates included in 8666.
Bs 8666 standard shapes, their measurements and length calculation note. The bar guide to steel reinforcement standards and codes there is a wide range of standards, codes and regulations that effect the specification and use of reinforcement steel. A dimensional sketch shall be drawn the dimensim a to e evey shall be specified and the dimension that is to allow for permissible deviations shall be indicated. In april 2000 a new british standard, bs8666 the specification. A dimensioned sketch of the shape shall be shown in.
91 743 161 335 179 619 92 211 1163 786 277 1191 203 889 448 585 210 253 1392 1123 441 1579 1629 1236 996 799 922 489 1089 271 1431 335 864 391 24 1084 1044 959 1087 992 1029 1098 1411 336 542 1170