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Stunning timelapse and drone footage reveals extensive repairs to Oroville Dam after massive spillway failure earlier this year
Daily Mail   02 November 2017   USA   California  
This composite image shows the heavy damage to the main spillway in May (far left) and repairs through last month (far right)_California Department of Water Resources
<p>Stunning timelapse and drone videos have emerged showing the extensive repairs to the Oroville Dam after a catastrophic spillway failure earlier this year.</p><p>Repairs to the Butte County, California dam's main spillway were completed by the Wednesday ...
Filed under: Construction News
London’s Sculptural Rolling Bridge is a design icon
highways.today   02 November 2017   UK   London  
London’s Sculptural Rolling Bridge is a design icon
<p>In 2004, a pedestrian bridge with a difference was opened in London spanning an inlet off the main canal at Merchant Square, Paddington Basin.</p> <p>The Rolling Bridge was conceived by designer Thomas Heatherwick, who was influenced by the fluid, coiling ...
Filed under: Construction News
Patent for cost-saving tunnel seal
The construction index   01 November 2017   UK  
The cast-in tunnel segment gasket
<p>A new cast-in rubber gasket corner joint system designed to reduce the risk of segment cracking during tunnel construction has secured a UK patent.</p> <p>It is an apparently simple innovation that could save the tunnelling industry both time and money, ...
Filed under: Construction News
Eth Zurich invents technique for making an ultra-thin concrete roof
highways.today   26 October 2017   Switzerland   Zurich  
© Block Research Group, ETH Zürich / Michael Lyrenmann
<p>Researchers from ETH Zurich have built a prototype of an ultra-thin, curved concrete roof using innovative digital design and fabrication methods. The tested novel formwork system will be used in an actual construction project for the first time next year.</p> <p>A ...
Filed under: Construction News
VIDEO: FLY SEATTLE'S SR 99 TUNNEL
CONSTRUCTION EQUIPMENT   23 October 2017   USA   Seattle  
Fly the SR 99 tunnel_WSDOT
<p>Go two miles in two minutes under downtown Seattle to see the progress on the city's double-decker underground highway.</p> <p>Washington State's DOT does a great job using drones to show off some of its best work. This video captures the ongoing construction ...
Filed under: Construction News
Only 450m of Metro tunnelling left
The New Indian Express   20 October 2017   India   Chennai  
The breakthrough of first tunnel boring machine in the stretch between Government Estate and AG-DMS under Phase -I of Chennai Metro was achieved on Wednesday
<p>CHENNAI: Chennai Metro Rail has to burrow only 450 metres more to complete the entire tunnelling under the first phase of the Chennai Metro.Thee much awaited breakthrough in the first tunnel boring machine (TBM) in the 3.7 km longest continuous tunnel drive ...
Filed under: Construction News
Incredible footage shows the world's longest sea bridge stretching a whopping 34 MILES over the water in China
Daily Mail   19 October 2017   China  
The massive structure, measuring 55 kilometres (34 miles) long, is said to be the longest cross sea bridge in the world
<p>Construction workers in China are carrying out the last step in completing the world's longest cross sea bridge which measures 34 miles long.</p><p>Engineers began paving the surface of the four-mile-long undersea tunnel on October 13, the most important ...
Filed under: Construction News
World's first 3D-printed bridge opens to cyclists in Netherlands
The Guardian   18 October 2017   Netherlands   Gemert  
A cyclist crosses the 3D-printed concrete bike bridge in Gemert. Photograph: Bart Maat/EPA
<p>Dutch officials have toasted the opening of what is being called the world&rsquo;s first 3D-printed concrete bridge, which is primarily meant to be used by cyclists.</p> <p>There was applause as officials wearing hard hats rode over the bridge on their ...
Filed under: Construction News
Tunnelling progresses on the Forrestfield-Airport Link
trenchless-australasia   16 October 2017   Australia   Perth  
Tunnelling progresses on the Forrestfield-Airport Link
<p>Tunnelling on the Forrestfield-Airport link is progressing, hitting milestones with tunnel boring machine (TBM) Grace launched and underground, and TBM Sandy to follow soon.</p> <p>The Forrestfield site now houses facilities to support the machines, including ...
Filed under: Construction News
Mersey crossing comes in on time and under budget [ – with videos]
The construction index   16 October 2017   England   Cheshire  
The bridge opened at midnight 13th/14th October 2017_The Construction Index
<p>After more than three and a half years of construction, the &pound;600m Mersey Gateway Bridge has opened to traffic on time and under budget.</p> <p>The 1,000m-long crossing of the River Mersey between Runcorn and Widnes opened just after midnight on the ...
Filed under: Construction News