Quality Assurance Handbook for Rural Roads Volume-I - pmgsy

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3. Section-600 (v) Storage of material Store cement bags on wooden platforms minimum 200 mm above the floor level and minimum 600 mm above ground level whichever is higher in perfectly dry and water tight sheds. Stack and store different types of cement separately, in a manner to facilitate their removal and use in an ordinary manner. Store lime in weather proof sheds. Store hydrated lime in the same manner as cement and the period of storage shall not be more than one month Store bricks in regular tiers as they are unloaded to minimize breakage and defacement. Stock bricks for use in different situations or different types separately. Store sand, stone dust, marble dust etc. at proper place so as to prevent contamination of foreign material due to wind etc. When stacked on ground, do not remove them from stock pile within 300 mm of the ground. 2 Workmanship and Tolerances Permissible values of workmanship and tolerances for bricks and brick masonary are given in Table 600.5 TABLE 600.4: PHYSICAL REQUIREMENTS Item Requirements Burnt Clay bricks IS:1077 Clay Flyash bricks IS:13757 Fly ash Grade 1 or 2 of IS:3812 Minimum Compressive Strength Value specified in drawing or 7 MPa whichever is higher Water absorption Upto 20% by weight (IS:3495 Part 2) Efflorescence ‘Moderate’ upto 50% of exposed area of brick covered ith a thin deposit of salt but unaccompanied by powdering or flaking of Surface (IS:3495 Part 3) Preferred size 190 x 90 x 90 mm or 230 x 110 x 70 mm Table 600.5: WORKMANSHIP AND TOLERANCES Item Permissible Value Dimensions of Bricks + 5 per cent in size Compressive Strength of Bricks + 2.5 MPa (No negative tolerance) on value specified or 7 MPa whichever is higher Thickness of joints for general brick work Not more than 10 mm Thickness of joints for Arches 5 mm to 15 mm Plaster furnish Surface thickness, not less than specified thickness by more than 3 mm. 126
127 Quality Assurance Handbook for Rural Roads 3 Quality Control Tests 3.1 Tests prior to construction. The tests / checks to be carried out prior to construction are indicated in Table 600.6. TABLE 600.6: QUALITY CONTROL TESTS PRIOR TO CONSTRUCTION S.No. Material Test / Check Frequency 1. Bricks a) Colour and Dimensional check 3 samples at random at source b) Water absorption (IS:3495 Part 2) procurement 3 samples at source or after c) Efflorescence (IS:3495 Part 3) samples at random, at source In case of doubt, at source3 d) Compressive strength (IS:3495 Part 1) 2. Cement a) Setting time of cement 3 samples of same type and grade (IS:4031 part 5) of cement. 3. Lime Purity (IS:1514) One test for each lot 4. Sand (Natural and crushed stone) a) Gradation (IS: 2115) 3 samples for each source of b) Deleterious material and supply If in doubt, one test organic impurities (IS: 2386 Part 2) 5. Water Normally potable water is good Samples taken at each source enough. If impurities are present tested at an approved test house test as per IS:3025 (parts 17, 24, 32) 3.2. Tests during construction The tests to be carried out during construction are indicated in Table 600.7 *Refer to hand feel tests also. TABLE 600.7: QUALITY CONTROL TESTS DURING CONSTRUCTION S.No. Material / Work Test / Check Frequency 1. Bond and Plumbness English bond, verticality by For each course Plumb bob 2. Laying in Mortar Laying in full bed of mortar with - do - proper lapping 3. Individual Course Height of course and Joint thickness - do - (IS:2212) 4. Top of coping (If provided) Sloping to drain off water Daily 5. Mortar for Joints* a) Mix proportions (Control on quantity of cement/lime by weight) Each batch b) Consistency and water retentivity (IS:2250) As required at close interval c) Compressive Strength (IS:2250) 3 samples of cubes where specified 6. Arches(Additional Tests) a) Dimensions of abutment-pier for multiple arches (IS:2118) Regularly b) Centering for arch For each span c) Compaction and thickness of filling material over crown and haunches Regularly d) Thickness of Joints Regularly
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Ministry of Rural Development Gover
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FOREWORD PREFACE ABBREVIATIONS QUAL
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Section 1100 PIPE CULVERTS 163 to 1
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PREFACE A good road network has an
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AE : Assistant Engineer AIV : Aggre
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1. BACKGROUND 1 Quality Assurance H
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3 Quality Assurance Handbook for Ru
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Material tests Workmanship tests Se
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2. Quality Management System (iii)
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2. Quality Management System A typi
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105. CONSTRUCTION EQUIPMENT 13 Qual
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B Do’s and Don’ts Do’s Don’
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201 & 202. SITE CLEARANCE A Methodo
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301. EMBANKMENT CONSTRUCTION A Meth
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(vii) Materials in a frozen conditi
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B. Earthwork for Subgrade (Cutting
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302. EARTHWORK IN CUTTING A. Method
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31 Quality Assurance Handbook for R
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B. Quality Control Requirements 1.
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SECTION 400 39 Quality Assurance Ha
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3. Section-400 (ii) Atterberg limit
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3. Section-400 C Do’s and Don’t
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3. Section-400 TABLE 402.2: GRADING
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3. Section-400 2. The pulverization
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3. Section-400 Table 403.3 : QUALIT
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3. Section-400 6. The cement stabil
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3. Section-400 6.3 Quality Control
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3. Section-400 14. In case the scre
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3. Section-400 TABLE 405.4: APPROXI
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3. Section-400 5.3 Quality Control
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3. Section-400 (ii) Grading Require
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3. Section-400 C Do’s and Don’t
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3. Section-400 408. Local materials
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3. Section-400 B. Quality control r
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3. Section-400 409. LIME-FLYASH STA
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Page 84 and 85: SECTION 500 BITUMINOUS 81 Quality A
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Page 88 and 89: 3. Section-500 3. The primer should
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Page 96 and 97: 3. Section-500 (b) Bitumen The bind
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Page 112 and 113: 3. Section-500 512. MODIFIED BITUME
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Page 116 and 117: Annex-III & IV DETERMINATION OF IN-
Page 118 and 119: SIMPLE/HANDFEEL TESTS 600 600.1 Bri
Page 120 and 121: 119 Quality Assurance Handbook for
Page 122 and 123: SECTION 600 121 Quality Assurance H
Page 124 and 125: 3. Section-600 4. Build the courses
Page 128 and 129: 3. Section-600 3.3. Quality Control
Page 130 and 131: 700 : STONE MASONRY FOR STRUCTURES
Page 132 and 133: (v) Stone Masonry 133 Quality Assur
Page 134 and 135: 4.2. Tests / checks during construc
Page 136 and 137: SECTION 800 CONCRETE FOR STRUCTURES
Page 138 and 139: 3. Section-800 2. Proceed with conc
Page 140 and 141: 3. Section-800 TABLE 800.3: REQUIRE
Page 142 and 143: 3. Section-800 c. The strength of a
Page 144 and 145: 3. Section-800 4.2 Tests / checks d
Page 146 and 147: SECTION 900 149 Quality Assurance H
Page 148 and 149: 3. Section-900 2. Lower centering g
Page 150 and 151: 3. Section-900 C. Do’s and Don’
Page 152 and 153: 1000 STEEL REINFORCEMENT A. Methodo
Page 154 and 155: 3.2 Tests during construction 159 Q
Page 156 and 157: 1100: PIPE CULVERTS A. Methodology
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Page 160 and 161: SECTION 1200 167 Quality Assurance
Page 162 and 163: 3. Section-1200 A2 Substructures Th
Page 164 and 165: 3. Section-1200 4. Provide 75 mm ce
Page 166 and 167: 3. Section-1200 (2) Tolerances 1200
Page 168 and 169: 3. Section-1200 3.2 Tests / checks
Page 170 and 171: SECTION 1300 179 Quality Assurance
Page 172 and 173: 3. Section-1300 A-3 Toe Protection
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SECTION 1400 187 Quality Assurance
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3. Section-1400 3. Give streamline
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3. Section-1400 2. Tests during con
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3. Section-1500 5 Mark location and
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3. Section-1500 (iv) Water Water us
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3. Section-1500 TABLE 1501.3: QUALI
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3. Section-1500 2. Check the in-sit
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3. Section-1500 TABLE NO. 1502.3: P
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3. Section-1500 1503: RECTANGULAR C
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3. Section-1500 3.2 Tests during co
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3. Section-1500 1504: INTERLOCKING
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3. Section-1500 2. Quality Control
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3. Section-1600 The prescribed road
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3. Section-1600 C. Do’s and Don
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1700. TRAFFIC SIGNS AND MARKINGS A.
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227 Quality Assurance Handbook for
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1904 : MAINTENANCE OF BITUMINOUS SU
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4.6 Settlement and Upheaval 235 Qua
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2. Surface Finish 237 Quality Assur
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1908 : MAINTENANCE OF CULVERTS AND
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4. Quality Monitoring only in excep
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1. SECTION 100: GENERAL 1.1: Qualit
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10 5R 60 106 25 DIA WELDED 21 DIA 1
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4. Section-300 (b) Carry out an ins
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4. Section-300 Photo 1. Visual Clas
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Test 1 261 Quality Assurance Handbo
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4. Section-500 (iii) Check the aggr
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5. SECTION 1100:PIPE CULVERTS 267 Q
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6. SECTION 1300: PROTECTION WORKS A
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4. Section-1500 In case of cracked
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4. Section-1700 2. Road Markings C
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Appendix-1 1.4 Estimating Plasticit
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Appendix-1 1.8 Simple Gadgets for E
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Appendix-1 (ii) Make two identical
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Appendix-1 (ii) Workability: Take a
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Appendix-2 Curing : Covering the c
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Appendix-3 Sr. Code/ Title of the P
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Quality Assurance Handbook for Rura
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