Characteristics & Categorization of Tunnel Fires & Their Mitigation
A fire that develops in a tunnel interacts with the ventilation airflow and generates complicated air flow patterns and turbulence in the vicinity. The heat generated warms up the surrounding air, and in case of a slope inside
Mapei: Injection Solutions for Underground Construction
Injection can be defined as the introduction of a material with pressure into the ground or a structure for waterproofing and for consolidating voids, cracks and porosity. Generally, the injection can be categorised as Pre
Tunnel Renovation Redefined
During renovation of the Hasselborner Tunnel in Central Hesse, Germany, contractor Baresel used a method they hadn't tried before. Parts of the tunnel lining had to be removed and the areas were subsequently
GHH adds Shotcreting Machine to its - Tunneling Equipment Solutions
GHH is offering state-of-the-art and proven IS26 Concrete Spraying (Shotcrete) machine in India. The machine is suitable for shotcreting application in medium and large sized tunnels with cross sections ranging
Kishanganga Hydro Power project – A New Power House
Inaugurated by the Prime Minister of India, the Kishanganga Hydro Electric Power project is the first mega hydro power plant to be awarded as EPC to HCC by NHPC. Located at Bandipore in north Kashmir, the
Tunneling to Prosperity: Solutions, Equipment and Technologies
India is one of the fastest growing markets for tunnel construction due to various infrastructure development projects underway across the country. Tunnels are required for hydroelectric power projects, for improving road
CREG: Tunneling Specialist
China-based China Railway Engineering Equipment Group Co., Ltd (CREG) is a subsidiary of the public- listed China Railway Engineering Corporation (CREC), a Fortune 500 company and a key state-owned company under
Intermodality & Last Mile Connectivity - Creating Smart Walkable Spaces
Urban congestion needs to be addressed by encouraging high quality and innovative energy-efficient public transport integrating it with other forms of paratransit, ensuring last mile connectivity; working on
Ashram Metro Station - An Engineering Masterpiece
One of the main challenges of constructing a station in the Delhi Metro Network, especially in a busy and densely populated area, is designing it according to the ambience and the limited space allocated. Constructing
Transit Oriented Development - Challenges and Proposed Regulatory Framework
Transit Oriented Development (TOD) complements the concept of new urbanism. Compact, mixed-use communities are the answer to suburban problems. Due to the dynamic nature and multiplicity of underlying
Simulating oversize and heavy vehicle manoeuvres using AutoTURN® from Transoft Solutions.
Use AutoTURN® to design infrastructure adjustments to safely operate trucks transporting wind turbine components. By Er. Alessio Gori - collaborator at POLITECNICA INGEGNERIA ED ARCHITETTURA SOC. COOP.
Urgent Course Correction Imperative for Indian Railways
Railways’ freight and passenger businesses over the 5-year period, i.e., 2014-15 to 2018-19 (budgeted) indicate a flat growth. The number of total passenger journeys would record a CAGR of 0.22%, passenger kilometres
Aerial Rope Transit - (Cable Car) for Public Transport
Aerial Rope Transit - (Cable Car) for Public Transport Advanced transport technologies have improved mobility of men and materials in both normal and specific conditions. Numerous transit technologies have been
Meeting Emerging Urban Transport Challenges
The Ministry of Housing and Urban Affairs has envisaged growth of urban transport along with a low carbon footprint through seamless implementation of a New Metro Rail Policy, announced last year
The New Rural Reality: Impact of Digitisation
Tapan is a middle aged resident of Bhogpur village in District Purba Medinipur, 75 kms from Kolkata, involved in his traditional family business of farming. For several years he had been visiting his nearest
Seismic Vulnerability Assessment and Strengthening of Existing Reinforced Concrete Buildings
Some of the severe earthquakes that occurred across the world after the year 2005 are Nepal M 7.8 (2015), Haiti M 7.0 (2010), Southern Sumatra, Indonesia M 7.5 (2009), Eastern Sichuan, China M7.9 (2008), and Java, Indonesia
Tunnelling Through the Ages
History has seen the evolution of tunnelling starting with cave formation, for water management, underground transportation, mineral extraction and for warfare purposes. The oldest reference of a tunnel was
Catalyzing Employability through Infra, Social and Rural Development Projects
With 65% of India’s population composed of youngsters facing job deficit, our demographics dictate that infrastructure, social and rural development projects can be one the important role models for solving
Seismic Design Concept for Non-Structural Connections using Post-installed Anchors
As the seismic activity in and around India, has been steadily increasing, the government has taken the initiative to conduct several workshops and trainings to spread awareness on the subject. Seismic design of
IESC: Transforming the skill landscape
Over the years, growth in the infrastructure equipment sector has been synonymous with the economic health of the country. In 2010, the sale of construction equipment was around 60,000 units and expected
Afcons uses Robbins EPB TBM to Complete Third Bore for Chennai Metro Project
Contractor Afcons Infrastructure Ltd used a 6.65 m (21.8 ft) diameter Robbins EPB TBM to bore through in Chennai Metro, making it the contractor's third tunnel to be bored by the machine for the project. The three
Effects of Blast Loading on Engineering Structures – An Overview
The present study aims at providing an overview on the blast loading and blast effects on engineering structures. The use of vehicle bombs to attack city centers has been a feature of campaigns
Characteristics study of Stabilized and Compressed Laterite Soil Bricks
There is a need for development of alternative materials for the building industry with low carbon footprint and at the same time to save energy. Clay has been used as a building material from the beginning
Behavior of Reduced Beam Section Moment Connection With Varying Thickness of Continuity Plate
Reduced beam section (RBS) connection is investigated and is widely used in US, Japan and Europe. However, very limited study is conducted with respect to Indian profiles. This study is conducted
Invigorating the Economy & Tackling Lackluster Growth
It may be an exaggeration but it is an exaggeration of a vital fact that the economic growth has slipped. It is no secret that the wave of DeMo and GST has affected many sectors of the economy
Environmental Considerations in Transport
The availability and usage of different motorized modes of transport not only affect the environment but also contribute to global warming and climate change. Similarly, planning, designing
Solutions & Opportunities
Increase in manufacturing activities along with improvements and repairs of existing floorings in the manufacturing units, is raising demand for better and more superior materials and solutions for the
Industrial Flooring Specification, Facts, and Advice
Getting the floor right within an industrial facility is critical to ensuring that the site can maintain a safe, hygienic and efficient operational environment. However, choosing the optimum flooring
Robbins Slurry TBM ramps up for Mumbai Metro Line 3
The first of two Slurry TBMs, a rebuilt 6.65 m (21.8 ft) diameter machine, passed its factory acceptance on September 4, 2017 in Singapore. The machine, fitted with a Robbins cutterhead and outer
FE Analysis of fireworks work-room for Blast Loading - A PARAMETRIC STUDY
Blast loadings is generated due to various man made reasons such as from explosives or industrial imperfections. Although blast loadings can be considered as an exceptionally rare case but
