Presentation Title: Moving To Performance Specifications For Concrete. The subsequent revisions of these two documents (Bureau of Reclamation, 1975 and 1996), particularly chapter 7 of the Concrete Manual, have formed the basis for nearly all concrete The base should be strong enough to resist the condensation force during the placement of restoration. See our Privacy Policy and User Agreement for details. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Page 3 INDEX PAGE 1. Portland cement of each of the eight types must have the following chemical compositions: aluminum oxide, ferric oxide, magnesium oxide, sulfur trioxide, tricalcium silicate, dicalcium silicate, tricalcium aluminate, and tetracalcium aluminofernite. Professor KIIT University 3. The base coat shall be cement mortar 12 mm thick with a surface coat of coloured cement mortar 6 mm thick. PORTLAND CEMENT COMPOSITION Lime (CaO) 60-66% Excess reduces strength and make cement disintegrate and in less amount reduces strength and makes it quick setting. This Specification "Pavement Quality Concrete for Airfields" has been devised for use of the Crown and of its Contractors in the execution of contracts for the Crown and, subject to the Unfair Contracts Terms Act 1977, the Crown will not be liable in any way whatever (including but We first discuss cement production and special nomenclature used by cement industrialists in expressing the composition of their cement products. 10. The basic processes and common techniques are explained here. These offer simplicity and under normal circumstances, have a … Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Available in MSR and HSR grades. detailed specification for cement concrete, reinforced cement Concrete structures failures,repair and mixing types, Basic principles of design for rcc building, No public clipboards found for this slide. SPECIFICATIONS AND ESTIMATIONS. • For cement concrete of ratio 1:1.5:3 require 7.8no bags of 50kg. The basic processes and common techniques are explained in this chapter. Fineness of Cement. Specify the critical properties and test for them. Factors determining job satisfaction of employees, Job satisfaction in Organizational behaviour, No public clipboards found for this slide. 1. 3. 1. cement ppt 1. specification No. Specification testing of Class F cement slurries requires 38 percent water (100 parts dry cement by weight to 38 parts mixing water by weight) according to API Specification 10A. In the past the specifications for concrete prescribed the proportions of cement, fine and coarse aggregates. Design 4 3.1 Type of stores 4 Drawing: Typical cold stores 5 & 6 3.2 Design details 7 3.3 Loads 8 3.4 Miscellaneous 10 3.5 Supporting structure 11 3.6 Fire protection 11 4. Cement: Cement is the mixture of calcareous, siliceous, argillaceous and other substances. Cementing Primary Cementing Overview Primary Cementing The introduction of a cementacious material into the annulus between casing and open hole to : • Provide zonal isolation • Support axial load of casing strings and strings to be run later • Provide casing support and protection • Support the borehole 2 Types of Casings • Conductor • Surface • Intermediate • Production • Liner 3 Conductor • … M-1 M-2 M-3 M-4 M-5 PP cement (kg) 153 150 176 200 165 Aggt/Cement 13:1 13:1 11:1 9.7:1 12.5:1 Water (kg) 140 155 139 138 144 M. C. (%) 6.6 7.4 6.5 6.5 6.5 Fresh density (kg/m3) 2260 2247 2255 2270 2360 74 The Indian Concrete Journal February 2016 POINT OF VIEW 7-day Compressive Strength (MPa) 7-day Compressive … 7. 4. NUMBER OF CEMENT BAGS REQUIRED FOR A SPECIFIC CEMENT CONCRETE RATIOS • For cement concrete of ratio 1:1:2(1 cement:1sand/coarse sand:2graded stone aggregate) require 11no bags of 50kg. Each batch of ready-mixed concrete is tailor-made according to the specifics of the contractor and is delivered to the contractor in a plastic condition, usually in the cylindrical trucks often known as "cement mixers." If you are looking for the best price you can check complete Cement Price List in India. Portland Pozzolana Cement (PPC)- is used for marine structures, sewage works, sewage works and for laying concrete under water such as bridges, piers, dams and mass concrete works etc. 3. Cement. For instance, portland cements and blended hydraulic cements for concrete in the U.S. conform to the American Society for Testing and Materials (ASTM) C150 (Standard Specification for Portland Cement), C595 (Standard Specification for Blended Hydraulic Cement) or C1157 (Performance Specification for Hydraulic Cements). The specification, production, and delivery of concrete are achieved in different ways. See our User Agreement and Privacy Policy. The size of the particles of the cement is its fineness. CEMENT Dr. Prashant Mehta Assistant Professor, National Law University, Jodhpur. Clipping is a handy way to collect important slides you want to go back to later. Dry lean concrete mix proportions manufactured with PPC Mix no. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. For all RCC and PCC works, approved by fly ash shall be used. Date added: 09-18-2020 Step 01: Data to be collected Design a concrete mix for construction of an elevated water tank. These mixes of fixed cement-aggregate ratio which ensures adequate strength are termed nominal mixes. Prepare mixtures to meet. Summary of Cement Compounds Gypsum CaSO4. ASTM C 94 pro- vides standard specifications for the manufacture and delivery of freshly mixed concrete. Cement used for construction work should be fresh and it should meet the standard specifications. Properties of cement covered by API specifications. Al2O3 C3A ~5-10 Dicalcium silicate (Belite) 2 CaO. Fine Aggregate. Portland cement shall be Type 1 cement in accordance with Section 1001 of the Standard Specifications. In cement concrete useful proportions of its ingredients are 1 part cement:1-8 part sand:2-16 parts coarse aggregates. The British standard specification was first drawn up in 1904. Portland cement is a fine powder, gray or white in color, that consists of a mixture of hydraulic cement materials comprising primarily calcium silicates, aluminates and aluminoferrites. • Brand of cement (i.e. 1. 1.04 SUBMITTALS A. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. If you continue browsing the site, you agree to the use of cookies on this website. Time of storing is also a factor that affects the cement especially its … While writing detailed specifications, explain the specifications of every single ingredient in detail. Typical physical requirements of the various API classes of cement are shown in Table 5. The specific gravity of FA and C.A. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Looks like you’ve clipped this slide to already. c. D2103, Standard Specification for Polyethylene Film and Sheeting. Clipping is a handy way to collect important slides you want to go back to later. REINFORCED CEMENT Wherever possible, we tend to give reasons as to why a particular cement type is more suitable for a given purpose than other types. You can change your ad preferences anytime. Looks like you’ve clipped this slide to already. Now customize the name of a clipboard to store your clips. CONCRETE The production and delivery of concrete are achieved in different ways. Approved blended cement shall be used for internal plaster, masonry, flooring, waterproofing and plumbing works. USES cement concrete is commonly used in buildings and other important engineering works where strength and durability is of prime importance. Fly Ash shall be in accordance with Section 1010 of the Standard Specifications. If you continue browsing the site, you agree to the use of cookies on this website. 2.1 Cement The cement shall be ordinary Portland Cement conforming to IS. The dry … Definitions and Interpretation 4 3. Sand is used as fine aggregate in cement concrete. We reveal different types of cement products, their compositions, properties, and typical uses. Concrete can have different properties depending upon the mixture that is used in creating it, which contains cement, chemical admixtures, and aggregates. Gives basic idea about cement, manufacturing process, composition, hardening and setting chemistry. ASTM's cement and concrete standards are instrumental in the evaluation and testing of concrete, cement, and aggregates. 1.2.7 Class G. This product is intended for use as a basic well cement. This product is intended for use as a basic well cement. are 2.65 and 2.7 respectively. The first ASTM specification was issued in 1904. 8 Department of Civil Engineering Notes Compiled By: Engr. In India, Portland cement was first manufactured in 1904 near Madras, by the South India Industrial Ltd. Compliance: Comply with manufacturer's instructions for installation of grouting materials. A thick layer of cement (gt0.75mm) is applied under restoration to protect pulp against injuries. If you continue browsing the site, you agree to the use of cookies on this website. General Specifications (Damp Proof Course) First Class Building s 1:1.5:3 cement concrete of 1” thickness with standard water proofing material mixed with cement and of bitumen Second Class Building s 1:2 cement mortar of 2cm thickness with standard water proofing material Third Class Building s 1:2 cement mortar of 2cm thickness with standard water material Fourth Class … 96) Low film thickness value is preferred ; 11 Cement base. Rapid Set® Fast Setting, Non-Shrink Grout Specification 03 01 00 Page - 4 3.1 EXAMINATION A. Verify project site conditions under provisions of Section 01 00 00. a. C171, Standard Specification for Sheet Materials for Curing Concrete. Between 1912 and 1913, the Indian Cement Co. Ltd., was SiO2 C2S ~15-20 Tricalcium silicate (Alite) 3 CaO. 12.4 18mm THICK COLOURED CEMENT PLASTER – 2 COAT WORK This shall consist of 2 coats. You can change your ad preferences anytime. 2. If you continue browsing the site, you agree to the use of cookies on this website. Al2O3.Fe2O3 C4AF ~5-8 aluminoferrite Tricalcium aluminate 3 CaO. Now customize the name of a clipboard to store your clips. Silica (SiO 2 ) 17-25% Provides strength to cement Alumina (Al 2 O 3 ) 3-8% Helps in quick setting Calcium Sulphate (Gypsum) Enhances initial setting of cement Iron Oxide 2-6% Gives color, Strength and hardness. See our Privacy Policy and User Agreement for details. Rapid Hardening Cement- works best for prefabricated concrete construction, road works, etc. For external plaster approved fly ash as per specification of item shall be used. Chemical Composition of cement is: Lime 63% Silica 22% Alumina 06% Iron oxide 03% Gypsum 01 to 04% Suchismita Sahu, Asst. The required fineness of … • The materials proportion should be as per the specifications of the concrete. But this venture failed. By CTS Cement Manufacturing Corp. Duration of Cement Storage. B. What is Cement ? Chemical properties and physical requirements are summarized in Tables 3 and Table 4, respectively. Ready mixed refers to concrete that is batched for delivery from a central plant instead of being mixed on the job site. Cement is the basic and most important ingredient of cement concrete. See our User Agreement and Privacy Policy. Cement - A finely ground powder which has hydraulic properties when mix with water It is the most essential element in concrete for civil structures Water 7% Admixture 0% Aggregates 75% Cement 18% C40 Typical C40 Concrete Composition Abdul Rahim Khan (Narowal Campus), UET Lahore Detail specifications of Cement • Detail specifications of cement include. 2. Scope 4 2. ASTM C94/C94M, Standard Specification for Ready-Mixed Concrete, provides standard specifications for the manufacture and delivery of freshly mixed concrete. Provide data on curing compounds, sheet materials, and methods of securing sheet 2H2O CSH2 ~2-6 Tetracalcium 4 CaO. DG cement, Maple leaf cement, Askari cement, Pioneer cement, White (40kg-600rs/bag) or grey cement(50kg-350rs/bag) for decorative purpose. 12.4.1 MATERIALS Cement mortar 1:3 or other specified proportion conforming to the requirements of Clause 3:2. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Cement Price List in India - Find the latest and updated Cement Price List of all famous brands like Ambuja, Ultratech, ACC, Bangur, Binani, Birla, JK Laxmi, Jaypee, Shree Ultra and others with their weight and material type OPC and PPC. Presentation Summary : Understand what makes concrete last and identify what failure mechanisms we see. 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