What is IRC SP 87-2019?
If you are involved in highway projects in India or want to learn more about the specifications and standards for six-laning of highways through public-private partnership (PPP), then you might have come across the term IRC SP 87-2019. But what exactly is it and why is it important? In this article, we will answer these questions and more.
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IRC SP 87-2019 is a document published by the Indian Roads Congress (IRC) that provides the manual of specifications and standards for six-laning of highways. It is a revision of the previous version published in 2013. It covers various aspects of highway design such as geometric design and general features; intersections and grade separators; embankment and cut sections; pavement design; highway drainage; design of structures; roadside development and arboriculture; special requirements for hill roads; etc. It also provides typical cross-sections and drawings for different situations.
The document is intended to serve as a guide for highway authorities; consultants; contractors; concessionaires; developers; financiers; lenders; etc. who are involved in planning; designing; constructing; operating; maintaining; or financing six-laning of highways through PPP mode. It aims to ensure uniformity; quality; safety; efficiency; economy; sustainability; and environmental friendliness in highway projects.
Why is IRC SP 87-2019 important for highway projects?
IRC SP 87-2019 is important for highway projects because it provides the minimum requirements and best practices for six-laning of highways. By following the specifications and standards in the document; highway projects can achieve several benefits such as:
Improving the capacity; mobility; connectivity; accessibility; comfort; convenience; and safety of road users
Reducing congestion; travel time; fuel consumption; vehicle operating costs; accidents; emissions; noise pollution; etc.
Enhancing the aesthetics; functionality; durability; serviceability; reliability and resilience of highway infrastructure
Increasing the economic; social; and environmental benefits of highway development
Facilitating the implementation; management; and monitoring of highway projects through PPP mode
Ensuring the compliance with the relevant codes; norms; regulations; and policies of the government and other stakeholders
Therefore, IRC SP 87-2019 is a valuable resource for anyone who wants to ensure the quality and success of six-laning of highways in India.
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What are the main features of IRC SP 87-2019?
IRC SP 87-2019 is a comprehensive document that covers various aspects of highway design for six-laning of highways. It consists of nine sections and four annexures. The main features of each section are summarized below:
General
This section provides the general information about the document such as:
The scope and applicability of the document for six-laning of highways through PPP mode
The definitions and abbreviations used in the document
The references to other relevant documents such as codes; standards; guidelines; manuals; etc.
Geometric design and general features
This section provides the geometric design parameters and general features for six-laning of highways such as:
The design speed; sight distance; horizontal alignment; vertical alignment; super-elevation; widening; transition curves; etc.
The cross-sections for different categories of highways such as expressways; national highways; state highways; etc.
The clearances for horizontal curve radius; vertical clearance; lateral clearance; etc.
The access control measures such as median openings; service roads; interchanges; etc.
The structures such as bridges; culverts; underpasses; overpasses; flyovers; etc.
Intersections and grade separators
This section provides the types, design criteria, and traffic control devices for intersections and grade separators for six-laning of highways such as:
The types of intersections such as at-grade intersections (unsignalized, signalized, roundabouts, etc.) and grade-separated intersections (cloverleaf, diamond, trumpet, etc.)
The design criteria for intersections such as capacity, level of service, delay, queue length, safety, etc.
The traffic control devices such as signs, markings, signals, delineators, etc.
Embankment and cut sections
This section provides the soil investigations, design report, embankment, and roadway in cutting for six-laning of highways such as:
The soil investigations such as field tests, laboratory tests, soil classification, bearing capacity, settlement, slope stability, etc.
The design report such as geotechnical data, design assumptions, calculations, drawings, etc.
The embankment such as material selection, compaction, drainage, slope protection, erosion control, settlement monitoring, etc.
The roadway in cutting such as material selection, excavation, drainage, slope protection, erosion control, stability analysis, etc.
Pavement design
This section provides the type, method, requirements, components, materials, evaluation, strengthening, and construction of pavement for six-laning of highways such as:
The type of pavement such as flexible pavement, rigid pavement, composite pavement, etc.
The method of pavement design such as empirical method, mechanistic-empirical method, etc.
The requirements for pavement design such as traffic data, climatic data, subgrade data, material data, etc.
The components of pavement such as subgrade, sub-base, base course, wearing course, etc.
The materials for pavement such as soil, aggregate, bitumen, cement, concrete, etc.
The evaluation of pavement such as condition survey, structural evaluation, functional evaluation, etc.
The strengthening of pavement such as overlay design, recycling, stabilization, etc.
The construction of pavement such as quality control, quality assurance, testing methods, etc.
Highway drainage
This section provides the surface, median, sub-surface, internal, and structural drainage for six-laning of highways such as:
The surface drainage such as cross slope, camber, super-elevation, shoulder slope, kerb and gutter, side drain, catch basin, etc.
The median drainage such as median width, median opening, median drain, etc.
The sub-surface drainage such as filter material, perforated pipe drain, edge drain, longitudinal drain, transverse drain, etc.
The internal drainage such as capillary cut-off layer, granular blanket layer, geotextile layer, etc.
The structural drainage such as weep holes, scuppers, downspouts, outlets, etc.
Design of structures
This section provides the design loads; stresses; width; types; hydrology; sub-soil investigations; foundations; sub-structures; superstructures; bearings; expansion joints; wearing coat; retaining structures; river training works; safety barriers; rail-road bridges; grade separated road structures; drainage of structures; and structures in marine environment for six-laning of highways such as:
The design loads such as dead load; live load; impact load; wind load; seismic load; temperature load; shrinkage and creep load; etc.
The design stresses such as permissible stresses; working stresses; ultimate stresses; limit state design; etc.
The width of structures such as carriageway width; footpath width; kerb width; railing width; etc.
The types of structures such as slab bridges; T-beam bridges; box girder bridges; arch bridges; cable-stayed bridges; suspension bridges; etc.
The hydrology of structures such as rainfall data; runoff data; flood data; waterway data; scour data; etc.
The sub-soil investigations of structures such as boreholes; standard penetration test; cone penetration test; plate load test; etc.
The foundations of structures such as shallow foundations; deep foundations; pile foundations; well foundations; caisson foundations; etc.
The sub-structures of structures such as abutments; piers; wing walls; return walls; etc.
The superstructures of structures such as slabs; beams; girders; arches; cables; trusses; etc.
The bearings of structures such as elastomeric bearings; pot bearings; spherical bearings; rocker and roller bearings; etc.
The expansion joints of structures such as strip seal joints; compression seal joints; modular joints; finger joints; etc.
The wearing coat of structures such as bituminous wearing coat; concrete wearing coat; etc.
The retaining structures of structures such as gravity walls; cantilever walls; counterfort walls; crib walls; gabion walls; reinforced earth walls; etc.
The river training works of structures such as guide bunds; spurs; groynes; aprons; etc.
The safety barriers of structures such as metal beam crash barriers; concrete barriers; etc.
The rail-road bridges of structures such as ROBs; RUBs; etc.
The grade separated road structures of structures such as underpasses; overpasses; flyovers; etc.
The drainage of structures such as deck drains; approach drains; etc.
The structures in marine environment such as coastal bridges; offshore bridges; etc.
Roadside development and arboriculture
This section provides the landscaping, plantation, fencing, lighting, signages, rest areas, service roads, toll plazas, weigh bridges, highway patrol units, emergency medical services, crane services, communication system, advanced traffic management system (ATMS), operation and maintenance centre for six-laning of highways such as:
The landscaping such as aesthetic design; soil preparation; turfing; mulching; etc.
The plantation such as species selection; planting methods; maintenance; etc.
The fencing such as types of fences; location of fences; design of fences; etc.
The lighting such as types of lighting; location of lighting; design of lighting; etc.
The signages such as types of signages; location of signages; design of signages; etc.
The rest areas such as types of rest areas; location of rest areas; design of rest areas; facilities at rest areas; etc.
The service roads such as types of service roads; location of service roads; design of service roads; etc.
The toll plazas such as types of toll plazas; location of toll plazas; design of toll plazas; toll collection system; etc.
The weigh bridges such as types of weigh bridges; location of weigh bridges; design of weigh bridges; weighing system; etc.
The highway patrol units such as types of highway patrol units; location of highway patrol units; design of highway patrol units; equipment and vehicles; etc.
The emergency medical services such as types of emergency medical services; location of emergency medical services; design of emergency medical services; facilities and equipment; etc.
The crane services such as types of crane services; location of crane services; design of crane services; equipment and vehicles; etc.
The communication system such as types of communication system; location of communication system; design of communication system; equipment and devices; etc.
The advanced traffic management system (ATMS) such as types of ATMS; location of ATMS; design of ATMS; components and functions; etc.
The operation and maintenance centre such as types of operation and maintenance centre; location of operation and maintenance centre; design of operation and maintenance centre; facilities and equipment; etc.
Special requirements for hill roads
This section provides the alignment selection criteria for hill roads in different terrains such as:
The plain terrain such as the factors affecting the alignment selection such as topography, geology, hydrology, land use, traffic, etc.
The rolling terrain such as the factors affecting the alignment selection such as topography, geology, hydrology, land use, traffic, etc.
The mountainous terrain such as the factors affecting the alignment selection such as topography, geology, hydrology, land use, traffic, etc.
The steep terrain such as the factors affecting the alignment selection such as topography, geology, hydrology, land use, traffic, etc.
How to download IRC SP 87-2019 for free?
If you want to download IRC SP 87-2019 for free in PDF format, you have several options to do so. Here are some of the sources and links that you can use:
The official website of IRC: You can visit the official website of IRC at and go to the publications section. There you can find the list of IRC publications and their prices. You can also download some of the publications for free by registering on the website. However, IRC SP 87-2019 is not available for free download on the website at the moment. You have to buy it online or offline for Rs. 3000.
The online libraries and repositories: You can also search for IRC SP 87-2019 on various online libraries and repositories that offer free access to academic and technical documents. Some examples are , etc. However, you may not find the latest version or the complete document on these websites. You may also have to sign up or pay a subscription fee to access some of the documents.
The file-sharing platforms and websites: You can also look for IRC SP 87-2019 on various file-sharing platforms and websites that allow users to upload and download files for free. Some examples are , etc. However, you have to be careful about the quality and authenticity of the files that you download from these sources. You may also encounter viruses, malware, or spam on these websites.
Conclusion
IRC SP 87-2019 is a document that provides the manual of specifications and standards for six-laning of highways through PPP mode in India. It covers various aspects equipment availability, weather conditions, site conditions, etc.
The financial and legal risks involved in highway projects due to various factors such as revenue generation, cost escalation, contract disputes, regulatory changes, force majeure events, etc.
The social and environmental risks involved in highway projects due to various factors such as land acquisition, resettlement and rehabilitation, public consultation, environmental impact assessment, environmental management plan, etc.
How can I get a hard copy of IRC SP 87-2019?
If you want to get a hard copy of IRC SP 87-2019, you can order it online or offline from the IRC. You can visit the official website of IRC at and go to the publications section. There you can find the online order form and the payment details for IRC SP 87-2019. You can also visit the IRC office at New Delhi or any of the regional offices at Bangalore, Bhopal, Kolkata, or Mumbai and buy the document directly from there.
How can I learn more about IRC SP 87-2019?
If you want to learn more about IRC SP 87-2019, you can refer to the following sources:
The official website of IRC: You can visit the official website of IRC at and find more information about the document such as its objectives, scope, applicability, contents, etc.
The online courses and webinars: You can also enroll in some of the online courses and webinars that are offered by various institutions and organizations on the topic of IRC SP 87-2019. Some examples are , etc.
The books and journals: You can also read some of the books and journals that are written by experts and researchers on the topic of IRC SP 87-2019. Some examples are , etc.
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