Remotely Piloted Aerial Vehicle (RPAV) Based Bridge Monitoring
Dr. Naveet Kaur, Senior Scientist, Bridge Engineering & Structures Division, CSIR-CRRI, New Delhi, shares information on the various types of applications of RPAV technology in BHM, including visual inspection, non-destructive testing, and structural health
Prestressing Concepts, Systems & Technologies in Bridges
Prestressing works as an active force in the structure, opposite to applied tensions. There are several types of prestressing such as Internal Prestressing, External Prestressing, Bonded Prestressing, Unbonded Prestressing, etc. Pre-tensioning and Post-tensioning
Structural Integrity Assessment of Submerged Bridges Using Robotic Inspection and Scour Survey
In a developing country like India, roads, rails and bridges are amongst the most important infrastructure assets that connect every corner of the country. Roads and bridges tend to undergo wear and tear with aging. When they get submerged
Structural Retrofitting of Chitpore Bridge
The Chitpore Bridge was repaired using anti-corrosive treatment, rebuilding of concrete section with micro concrete and polymer, followed with strengthening by using SRM C-wraps and SRM C- Laminates of carbon fiber. After successful completion
Design Concept of Iconic Pedestrian Bridges - Atal, Sambhaji, and Deccan
Theme-based concepts of structural forms and designs of bridges are developed through collaborative efforts of the architects and engineers to maintain their aesthetics and structural efficiency. Any bridge or infrastructure is designed for
Construction of Balason Bridge in Darjeeling District @ West Bengal - An Engineering Feat
Situated amidst picturesque surroundings, Balason Bridge is located about 50 km from Siliguri Town, 17 km from Mirik Town and 80 km from Darjeeling Town. The Extension of Balason Bridge @ Dudhia is located 25 km from Siliguri Town in the state of West
Dextra supplies Mechanical Rebar Couplers and Post-Tensioning Bar Systems to new Zuari Bridge in Goa
An 8-lane cable-stayed bridge being constructed over the river Zuari in South Goa, has taken engineering to new heights. This is the second longest and widest cable-stayed bridge in India; it will serve Expressway NH-66 that runs between Panaji
Construction Industry - Progressing Towards A ‘Digital’ Future
The Indian construction and engineering industry is poised for significant growth with a projected expansion of 6.6% in real terms. As part of the ambitious Pradhan Mantri Gati Shakti Master Plan, worth $1.3 trillion, India’s infrastructure development
NHAI invites bids ₹244-cr six-lane flyover & two-lane ROB in Odisha
NHAI invites bids for six-lane flyover and two-lane ROB in Odisha with an investment of ₹244.32 crore. The Ainthapali junction project on NH-53 (Old NH-6) in Sambalpur involves the rehabilitation, upgradation, and augmentation
Synergising Aatmanirbhar Bharat and Operational Preparedness: Launch of Indigenous Modular Bridge in Sikkim
Enhanced operational preparedness along the borders and the need to be self-reliant are two major aspects that have seen a substantial impetus over the last few years. The Border Roads Organisation (BRO) has been a key contributor to the infrastructure
Architectural System for Arch Bridges
Dextra India’s architectural systems mainly include Tension Rods and Compression Struts, which creates functionally effective and aesthetically pleasing structures. Featuring a wide range of sizes and accessories in various steel grades and in both
Load Testing of Various Types of Bridge Superstructures
Er. Vivek Abhyankar describes the steps and aspects of load testing of various types of superstructures, along with some cautionary measures and points to ponder upon by the designers, site engineers, and testing agencies. The information provided will be
Innovative Steel Plate Girders With Corrugated Webs
Girders with corrugated steel webs represent a new innovative system which has emerged in the past decade. These girders have thinner webs, higher fatigue resistance, and are more economical, easier to fabricate, more aesthetic, and provide faster construction
My Tryst with the National Namaste Signature Bridge
The iconic National Namaste Signature Bridge in Delhi over the river Yamuna appears languid in perpetual motion in the tradition of the Calatrava’s Bridges in motion, symbolizing nationalism in its visual form. V N Heggade, FNAE, Structural Consultant, Mumbai
Construction of Foundation & Sub-Structure of Bogibeel Rail-Cum Road Bridge Over River Brahmaputra- An Engineering Marvel
The former Prime Minister of India Shri H D Devagowda laid the foundation stone of the Bogibeel Bridge on January 22, 1997 at Kulajan (Assam). After 5 years of laying of the foundation, on April 22, 2002 the Prime Minister of India Shri Atal Behari Vajpayee
Construction of World’s Tallest Rail Bridge in India
As part of Northeast Policy, the Ministry of Railways took up the project of providing rail connectivity to Imphal in Manipur state. As per the detailed survey, the rail alignment takes off from existing Jiribam
Construction of New Brahmaputra Bridge & Road Works Near Tezpur - An Insight...
Brahmaputra is one of the longest river in Asia with a total length of 2880 km & out of which 920km (approx.) lie in India. The New Brahmaputra Bridge @ Tezpur is one of the most challenging one, in the attempt to bridge
Slope erosion protection of bridge approach embankment
The road and railway crossing across the Brahmaputra on National Highway-52B is located at Bogibeel, about 17km downstream of Dibrugarh in Assam. The location is an area of high intensity rainfall (the annual rainfall ranges
Art & Science of Bridge Engineering - A World Scenario
The world has progressed beyond imaginations. Similar to the field of IT, Civil Engineering has also taken several steps forward to bring out innovative technologies to meet challenges of this world’s aspirations. Going forward from
Dhola Sadiya - India's Longest River Bridge
The bridge lies in the state of Assam, but this location is usually referred to as upper Assam as it is far away from Guwahati and bordering China. The nearest airport is Dibrugarh. Then there is a drive of 65km into the
Innovation in Bridges Components and Materials
The Infrastructure Industry is continuously evolving; new roads, elevated corridors, expressways, railways, dedicated corridors, metros, mono-rails are being constructed all the time. They also require constant
World's Most Amazing Bridges
The 6.5 feet wide walkway in the Hongyagu Scenic Area in Hebei province hangs 755 feet above the ground, and is the world's longest bridge, which opened in 2017-end. Designed by Tel Aviv architect Haim Dotan
An Experimental Study to Estimate Loss of Prestress and Determining Fundamental Natural Frequecny of Prestressed Concrete Bridge
Prestressed Concrete (PSC) structures especially bridges are being largely used all over the world due to their multifarious advantages in terms of structural behaviour, economy as well as aesthetical
Experimental Investigations on the Structural Behaviour of a Distressed Bridge
Distressed structures require necessary remedial measures in order to restore their original structural properties like strength and stiffness. Validating the effectiveness of the proposed qualitative remedial
World’s Aesthetic Foot Bridges
Footbridges have a longer history than road or railway bridges. Ancient footbridges comprised of natural materials such as roots of trees, ropes, stones, masonry, and wood. Modern footbridges are built
Load Testing of Second Thane Creek Bridge, Mumbai
Load testing is done to determine the safe load carrying capacity of structures, determining if specific legal or overweight vehicles can safely cross the structure or needs to be restricted and the level of post
Corrosion Preventive Methods Adopted for Concrete Bridges During Construction
Cement concrete is a versatile building material and is the second most consumed material in the world, after water. It is made using porland cement, coarse, and fine aggregates, water and one or more
Recent Developments in Design and Construction of Concrete Road Bridges
Planning, design and construction of bridges and flyovers is very challenging at places with space constraints. There has been rapid development with the availability of high strength steel and concrete
Integral Abutment Bridges
The conventional bridges use expansion joints and bearings to accommodate the thermal movements of the bridge. However, they don't completely eliminate the distress caused because
Restoration of 45 Years Old PSC Bridge by External Post Tensioning
The use and advantages of Post Tensioning are very well known in the Civil Engg Industry as it has been in use for the last 40 to 50 years. Post tensioning is one of the best methods to induce stresses in the concrete
