Tunnelling Technologies & product support keep pace with construction complexities
Advanced technologies, mechani- sation of equipment with heightened safety features, and timely service and technical support to end-users can help the construction industry deal with construction complexities
Delhi Metro’s Underground Revolution
The Delhi Metro’s underground construction in its third phase of expansion cannot be considered anything short of a revolution. Close to 80 kilometres of underground tunnels have been laid beneath
Chenani-Nashri Tunnel — An Engineering Marvel
The Chenani-Nashri tunnel is a single-tube bi-directional tunnel, with a 9.35-metre carriageway, vertical clearance of 5 metres, and a parallel escape tunnel with cross passages connecting to the main
Relevance of Safe Method Statement with Safety Plan
Relevance of Safe Method Statement with Safety Plan As it’s basic constituent in building and construction projects. At the very basic level, it is pertinent to look at different synonyms of work
Various Waste Materials and Their Use in Construction
Due to dwindling of natural resources like rocks, sand etc., it has become essential to find alternative materials to these dwindling resources and to use available waste in construction industry. In this paper, an attempt
Time & Cost Overrun in Construction of a Steel Plant in Asia: A Case Study
The paper presents a case study to investigate the delay, causes and its implications on the management & development of a steel plant project. Delay and cost overruns are common in construction projects and are
THE STRUCTURE WORKS OF MAHENDRA RAJ
He started his professional career with the structural designs of the buildings designed for the new capital city of Chandigarh by the famous French Architect Le Corbusier who is one of the
Gotthard Tunnel:World’s longest railway tunnel opens in Switzerland
After nearly 2 decades of construction, the Gotthard Base Tunnel was officially opened on June 1, 2016 and exceeded all previous dimensions in terms of tunnel length, engineering and logistics
Bullet Trains– Indian Prespective, Pros and Cons
The bullet trains are generally classified as high speed trains having speed of 300 kmph (Kilometers per hour). These trains are currently running in many countries including China, France, Germany, Italy
Alkali-free Accelerators for Wet Shotcreting in Tunnelling
Shotcrete is something indispensable in tunnelling. It is a high-performance product, which is placed through spraying hydraulically/pneumatically and compacted by the impinging force of the material when shot
An Approach to Safe and Stable Excavation in the Himalayas
India has been trying to spread its railway network to reach the remote and difficult border areas. A considerable portion of the railway tracks are to be placed inside tunnels and steep cut slopes in the
Smart Thinking for Smart Transportation
In 2014, the urban population accounted for 54% of the total global population, says the United Nations database. This figure is predicted to reach upto 70% in 2050. The UN also finds that the urban population
The Hauz Khas Interchange: Delhi Metro's Deepest Metro Station
Any underground construction work is always an engineering challenge. Construction work below the surface requires precision in planning and absolute competence in execution since even a minor error or
Tunneling Technologies Driven by Evolving Construction Methods
Tunneling construction gained rapid momentum in India during the past decade. Metro railway projects across the country widely showcase varied technological requirements for tunneling. DMRC has always
Construction of a Cross-Passage for a Twin Tunnel system for Delhi Metro's CC-27 Project
construction of cross-passage for a twin tunnel system has been discussed along with problem encountered and solution adopted, by using a case history of cross passage in R.K Puram Station, being constructed by
SMART Transportation System for SMART Cities
Strengthening of urban infrastructure through the establishment of 'smart cities' is one of the major thrust areas of the current government. From a completely rural economy, India is gradually transitioning towards a predominantly
Smart Cities Not Possible Without Smart Mobility
Half of the global population now lives in cities. World's urban population is estimated to be doubled by 2050. Cities around the globe are already under pressure of rapid urbanization as 1.4 million people
Metro's Expansion in the National Capital Region – A Giant Leap to Improve Connectivity
Today, the National Capital Region (NCR), consisting of Delhi and the adjoining satellite cities of NOIDA, Ghaziabad, Faridabad, Gurgaon, Bahadurgarh etc, has emerged as one of the largest urban conglomerates in the world
POD Taxi System: A Game Changer Technology
If Delhi Metro has changed the way people travelled in Delhi then it's not too far when Personal Rapid Transit System (PRTs) will change people's habits, mindsets and rejuvenate them while rushing to and fro their
Analysis of Sky-Pod Structure – A Parametric Study
In every country, developed or developing, one has to face more and more complicated structural problems. We know that, in a fast growing country like India, the growth of cities are very high, the
Flexural Behavior of Fly Ash Based Ferro-Geopolymer Composite Slabs
Rapid population growth and industrial development have created great demands for human settlements. A still greater burden will fall on cities, towns, and rural communities in the near future
Tunnelling and Underground Work for Hydropower Project
Production of hydro power by use of water from rivers fed by snow melting upto the plains are tapped for production of hydro power by making diversion structures and a cascade of river water for using
FDI in Retail A Much Awaited Decision!
FDI (Foreign Direct Investment) assumes a space of immense significance in a country’s development and assists in establishing an open and effective international economic system
Rapid- Monolithic Disaster Proof Technology for Mass Housing
Besides, food and clothing, shelter is a basic human need. India has been successful in meeting the food and clothing requirements of its vast population; however the problem of providing shelter to all is
25 Management Strategies for Delhi Metro's success
The book, "25 Management Strategies for Delhi Metro's Success, The Sreedharan Way" is an attempt to encapsulate the management strategies that the Delhi Metro management adopted in
Blast Loading and Its Effects on Structures
The blast explosion nearby or within structure is due to pressure or vehicle bomb or quarry blasting. These causes catastrophic damage to the building both externally and internally (structural frames)
Underground Construction - Considerations and Challenges
The article summarizes the challenges and considerations during planning, execution and commissioning of underground sections of metro. The work of fixing the alignment starts with fixing
Pushing the Limits of U Shaped Viaducts
The Pragati-Maidan viaduct, is an extradosed railway bridge with a main span of 93 m. The deck cross-section has a U shape, which permits a perfect integration of the metro system in the super
Tunnelling by EPB Tunnel Boring Machine in DMRC
Delhi Metro Rail Corporation has been entrusted with the task of providing an MRTS network to the city of Delhi and National Capital Region. The network is partly at grade, elevated and underground
Metro Construction Phase III - An overview
After the successful completion and commissioning of 190 kilometres of Metro lines across the National Capital Region (NCR) spanning two different construction phases, the Delhi Metro Rail Corporation
