MUNICIPAL CORPORATION OF GREATER MUMBAI

1 MUNICIPAL CORPORATION OF GREATER MUMBAI ROAD DEPARTMENT VOLUME-II TECHNICAL SPECIFICATIONS FOR ROAD WORKS 2013 ROADSSCHEDULE 2013 MUNICIPAL CORPORATION of GREATER MumbaiForewordEver since establishment of Bombay MUNICIPAL CORPORATION (now MUNICIPAL CorporationofGreaterMumbai) in 1888 by the erstwhile British rulers in India, in the last 125 years of the history of itsexistence MCGM has catered to every aspect of the citizen of MUMBAI that can be conceived to heritage buildings like Victoria Terminus(Chhatrapati Shivaji Terminus), Office of MunicipalCorporation, Dadabai Naoroji Road, Dr. Babasaheb Ambedkar Road, Marine Drive (Netaji SubhashRoad), Prince of Wales Museum, Gateway of India, Malabar Hill Reservoir,Nair Hospital, LokmanyaTilak Hospital, KEM Hospital etc which are the service centers for the citizens.

2 MUNICIPAL Serviceshave also been provided in the suburban and extended suburban areas merged in 1950 & 1957respectively. The obligatory duties are performed well but still there is needto improve in quantityand quality of services to be provided to the governance and righteous work culture will certainly bring positive changes in design andimplementation of projects. One may take an example of the first MUNICIPAL Head Quarter Building,that was completed in year 1893, in four years, designed by F W Stevens and the execution partwas dealt by Project Engineer Shri RaoSaheb Sitaram Khanderrao Vaidya, who executed theproject of high structure and saved ,000/-as against estimated cost of Rs.

3 Need is to work with precision and accuracy. There shall be harmony between planning andexecution so as to evolve best economics with focused is one of the largest local self governments inthe Asian Continent. In observance of historictraditions of strong civic activism, with the change in time and living conditions to match with theurbanization, MCGM has focused in providing variety of engineering services viz, storm water drain,sewerage, water supply, roads, bridges, solid waste management, environmental services. Besidethis, the CORPORATION is also providing dedicated services in the Health sector by establishing Majorand Peripheral update and modernize the mechanism being used for working on related projects from the stageof conceptualization to execution, the need was realized to revise prevailing Schedule Of Rates along with specifications which were in operation with various departments and being preparedindividually as per their need and revised at different span of time, resulting into various overcome all these, it was essential to revise the schedule of rates.

4 Not only with simplemechanized revision but incorporating major changes to keep up with the pace of urbanization,civilization, construction techniques / mechanization and voluminous developments by restructuringROADSSCHEDULE 2013 MUNICIPAL CORPORATION of GREATER Mumbaiitems in the schedule to cover all requirements. This exercise would provide comfort with designsand field necessities and willassist in effective checks on creation of extra items during conscious decision has been taken to prepare Unified Schedule of Rates to keep pace with thechanging time; a first step forward in this direction. Since long time, there have beendemands madeby the stake holders like MUNICIPAL Engineers and Contractors to remove non-uniformity, anomaliesand discrepancies in various schedules of rates for work contracts of various departments of department had its own expertise andway of functioning which got reflected in its independentschedule of rates, which however, had no linkage with the fair market rates and schedules of otherdepartments, resulting into extra items and fair rates.

5 In place of earlier 9 Schedule Of Rates, theUnified Schedule of Rates is an effort and seeks to rectify the defects, discrepancies and nonuniformities which will provide ease and accuracy of estimation to the view of the enormous and voluminous nature of work, keeping time frame in perspective andabove all, to ensure professionalism, the work of preparation of Unified Schedule of Rates (USR)was awarded to the eminent consultants Engineers Ltd. Ltd were directed to conduct a integrated factual market research for major materials fromstockists/manufacturers/dealers and to study schedules of rates of like , etc The new Rate Analysis are based on Factual Market research done by Engineers anomalies in rate are minimized after extensive market research and collection of quotationsfrom reputed large scale stockists/dealers, and also after comparison with rates of CPWD, PWD Unified Scheduled of Rates is linked with itscomprehensive specifications of basic importantactivities so as to have clarity in execution.

6 These specifications follow a chronology of generalscope of the item, material required, processing of material, construction operation, finishing andmode ofmeasurement. Rigid Standard Operating Procedures (SOPs) and complete control onprocesses will certainly satisfy quality parameter. The need for checking the quality of construction isquite apparent and shall be ensured throughout the construction process. To achieve this, theUnified Scheduled of Rates incorporates quality assurance the rates are also linked to their detailed specifications and wherever required, with there are about 12500 items, every item is now givena Unique Code No. which willeliminate the has been our endeavor to include all the necessary modern materials and technologies in UnifiedSchedule of Rates, for example, the concept of green building, which will go a long way to havecontrol on creation of extra items and fair rates.

7 A salient feature of this Unified Schedule of Rates is'Starring of items' specified categorically which can be used only at certain works or 2013 MUNICIPAL CORPORATION of GREATER MumbaiAnother salient feature is 'Dynamic Rate System' whichwill be based on study of data base ofquantities and bidding prices of awarded contracts on the basis of which necessary corrections canbe applied to the Unified Schedule of Rates at specified intervals. The MCGM will be now be in aposition to revisethe Unified Scheduled of Rates every year, after incumbency period of Engineers Ltd of one year, to work with and correct the system as and when am sure that this 'Unified Scheduled of Rates' will be a milestone in civic governance by publication shall be of great help and guidance to the officers engaged in the project work (Project) MUNICIPAL Commissioner STANDARD SPECIFICATIONS FOR ROAD WORKS SP-RW MUNICIPAL CORPORATION OF GREATER MUMBAI Page 1 MCGM STANDARD SPECIFICATION FOR ROADS INDEX Part-I SP-RW- DESCRIPTION PAGE NO.

8 10 Interpretations & Abbreviations 6 20 New Technologies 7 30 Arrangement of Traffic during Construction 7 40 Precautions for Safeguarding the Environment 9 50 Site Details 10 51 Blank 52 Blank 53 Site Information 54 Setting Out 55 Public Utilities 56 Methodology and Sequence of Work 57 Approval of Materials 58 Use of Surfaces by Construction Traffic 60 Measurements & Rates 11 61 General Rules for Measurements 62 Scope of Rates for Different Items of Work Part-II 100 Road & Drainage Excavation 14 120 Sub-Surface Drains 20 130 Treatment to Sub-Soil 23 131 Mechanically Stabilised Soil 132 Lime Treated Soil 133 Sand Drains 134 Stone Columns 135 Pre fabricated Vertical (Band) Drains 136 Treatment to Water Mains I Sewer Line Trenches 140 Excavation for Structures 28 150 Embankment & Sub-Grade Construction 29 151 Embankment Construction 152 Construction of Embankment & Sub-Grade under Special Conditions 153 Rock Fill Embankment 154 Stabilised Soil Sub-Grade Constructions STANDARD SPECIFICATIONS FOR ROAD WORKS SP-RW MUNICIPAL CORPORATION OF GREATER MUMBAI Page 2 SP-RW- DESCRIPTION PAGE NO.

9 155 Embankment Construction with Fly ash 200 Granular Sub-Base I Base 42 210 Granular Sub Base 34 220 Base - Water Bound Macadam 44 230 Base - Open Graded Granular Sub Base with Geo-Cell Confinement 52 235 Base - Crushed Cement Concrete 52 240 Base - Wet Mix Macadam 54 260 Geo-Synthetic Fabric 57 300 Bituminous Mixes 59 301 Properties of Bitumen 302 Properties of Bituminous Mixes 303 Types of Bitumen 304 Grades of Bitumen 305 Bitumen Emulsion 306 Cutback Bitumen 310 Common Materials & Items 63 311 Anti-stripping Compound 312 Modified Binder 313 Prime Coat 314 Tack Coat 315 Paving Fabrics 316 Stress Absorbing Membrane & Stress Absorbing Membrane Inter Layer 317 Bituminous Cold Mixes 318 Bituminous Hot Mixes 350 Bituminous Base 89 351 Bituminous Macadam 352 Bituminous Penetration Macadam 354 Dense Graded Bituminous Macadam 360 Wearing Coat 102 361 Open Graded premix Surfacing 362 Closed Graded Premix Surfacing 363 Semi Dense Bituminous Concrete 364 Bituminous Concrete 365 Mastic Asphalt 370 Seal Coat 117 STANDARD SPECIFICATIONS FOR ROAD WORKS SP-RW MUNICIPAL CORPORATION OF GREATER MUMBAI Page 3 SP-RW- DESCRIPTION PAGE NO.

10 375 Slurry Seal 118 380 Recycling of Bituminous Pavement 121 400 Cement Concrete 127 410 Structural Concrete 425 Ready Mix Concrete 430 Paving Tiles 440 Paver Blocks 450 Dry Lean Cement Concrete 500 Road Surface Drainage Components 142 510 Cement Concrete Kerb & Kerb with Channel 142 550 Manholes 142 560 Water Entrances 144 570 Footpaths, Medians, Shoulders, Islands & Road Arboriculture 144 571 Footpaths, Medians & Road Arboriculture 572 Shoulders & Islands 573 Separators 580 Road Markings & Street Furniture 148 590 Reinforced Earthwork 149 Part-III 600 Quality Control 153 610 General 153 611 Horizontal Alignments 612 Longitudinal Alignment 613 Surface Irregularity 614 Rectification 620 Quality Control Test During Construction 154 621 General 622 Tests on Earthwork for Embankment Construction - Borrow Material 623 Plasticity Tests 624 Tests on Sub-Bases & Bases 625 Tests on Bituminous Construction 626 Quality control tests for Dry lean concrete STANDARD SPECIFICATIONS FOR ROAD WORKS SP-RW MUNICIPAL CORPORATION OF GREATER MUMBAI Page 4 MCGM Technical Specifications for Roads 10