Quality Assurance Handbook for Rural Roads Volume-I - pmgsy

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(v) Stone Masonry 133 Quality Assurance Handbook for Rural Roads Normally use Coursed Rubble (CR) Masonry (first sort) for load bearing structures, CR masonry (second sort) for culverts, wing/return walls of small bridges and Random Rubble (RR) Masonry for wing/return/toe walls of height less than 3 m. The specifications and requirements of Stone Masonry shall satisfy those given in Table 700.2 (vi) Precast concrete bond blocks TABLE 700.2: REQUIREMENTS OF STONE MASONRY Item Requirements 1. Dressing of Stone IS:1129 and IS:1597 2. Minimum height of individual course 160 mm 3. Consumption of mortar in stone masonry 0.25 – 0.30 m 3 for each cum of stone masonry In case natural bond stones of requisite size are not available, use precast concrete (M15) bond blocks of size given in Table 700.3 TABLE 700.3: SIZE OF PRECAST CONCRETE BOND BLOCKS Size Height of Minimum Preferable Size Size of Longer Size of precast course(mm) Acceptable size of of Force Stones Stones 1/3rd of concrete bond of Face Stones (mm) (mm) Total face Stone (mm) blocks (mm) A 160 150x150 x 200 150 x 180 x 225 150 x 180 x 300 150 x 180 x 450 B 180 170 x 170 x 210 170 x 210 x 255 170 x 210 x 340 170 x 210 x 500 C 220 190 x 190 x 225 190 x 225 x 280 190 x 225 x 380 190 x 225 x 600 (vii) Storage of Cement Same as in Section 600 (viii) Storage of Sand/Stone Dust/Marble Dust Same as in Section 600 2 Thickness of Joints The thickness of cement sand mortar joints for different types of masonry is given in Table 700.4 Type of Masonry TABLE 700.4: THICKNESS OF JOINTS Joint Thickness (mm) Remarks CR Masonry (I sort)
3. Section-700 3. Workmanship The water cement ratio for different cement mortars* used in stone masonry is given in Table 700.5 TABLE 700.5: WATER-CEMENT RATIO Location Ratio Above bed/ground level 1:5 Below bed/ground level 1:4 * The cement mortar shall be of the materials and proportions intended for use in construction mixed to a consistency equal to 110 to 115, and the cube samples ( of 70.7 mm size) shall be tested as per IS: 1728 4 Quality Control Tests 4.1. Tests prior to construction The tests / checks to be carried out prior to construction are indicated in Table 700.6 TABLE 700.6: QUALITY CONTROL TESTS PRIOR TO CONSTRUCTION S.No. Material / Work Test / Check Frequency 1. Stones a) Shape and Dimension 3 samples on receipt at site (IS:1597 part 1) b) Water absorption (IS:1124) 3 samples on receipt at site c) Dressing of Stones via Hearting, Once for each stock after selection Bond, Quoin, Face stones, for individual work Headers, etc. (IS:1129) 2. Cement Setting time of cement As per Table 600.5. (IS:4031 part 5) 3. Lime(If used) Purity (IS:1514) As per Table 600.5 4. Sand a) Gradation (IS:2116) As per Table 600.5 b) Deleterious materials and organic impurities (IS:2386 part 2) 5. Water If impurities are present test as per As per Table 600.5 IS:3025 (parts 17,24, 32) 6. Precast concrete bond blocks When a) Size (Table 700.2) 3 samples for each size (A, B, C) natural stone of appropriate size on receipt at site not available b) Cube strength of mix used 3 samples 7. Mortar for Joints a) Consistency and water. As required etentivity (IS:2250) b) Mix proportions for Daily different works c) Compressive Strength (IS:2250) 3 samples of cubes where specified 134
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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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3. Section-400 4. Surface Regularit
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3. Section-400 (ii) Slag The broad
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3. Section-400 6. The thickness of
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Page 84 and 85: SECTION 500 BITUMINOUS 81 Quality A
Page 86 and 87: 3. Section-500 (iii) In the final l
Page 88 and 89: 3. Section-500 3. The primer should
Page 90 and 91: 3. Section-500 B. Quality Control R
Page 92 and 93: 3. Section-500 TABLE 504.2: PHYSICA
Page 94 and 95: 3. Section-500 5.3 Quality Control
Page 96 and 97: 3. Section-500 (b) Bitumen The bind
Page 98 and 99: 3. Section-500 TABLE 506.1 RATE OF
Page 100 and 101: 3. Section-500 TABLE 507.1: NOMINAL
Page 102 and 103: 3. Section-500 5. Quality Control T
Page 104 and 105: 3. Section-500 TABLE 508.1.1 : QUAN
Page 106 and 107: 3. Section-500 Table 508.1.3: QUALI
Page 108 and 109: 3. Section-500 B. Quality Control R
Page 110 and 111: 3. Section-500 (ii) Immediately the
Page 112 and 113: 3. Section-500 512. MODIFIED BITUME
Page 114 and 115: 3. Section-500 TABLE 512.5 : REQUIR
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 126 and 127: 3. Section-600 (v) Storage of mater
Page 128 and 129: 3. Section-600 3.3. Quality Control
Page 130 and 131: 700 : STONE MASONRY FOR STRUCTURES
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
Page 158 and 159: 165 Quality Assurance Handbook for
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 172 and 173: 3. Section-1300 A-3 Toe Protection
Page 174 and 175: 3. Section-1300 2. Stones for pitch
Page 178 and 179: 3. Section-1400 3. Give streamline
Page 180 and 181: 3. Section-1400 2. Tests during con
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SECTION 1500 195 Quality Assurance
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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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SECTION 1600 217 Quality Assurance
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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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Quality Assurance Handbook for Rural Roads Volume-I - pmgsy

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