2009-12-16· This video demonstrates the process of removing a bridge deck using concrete cutting as a precision means of demolition. The work was done on Greenwood Avenue Bridge Over Route 24 in Madison, NJ.
2016-07-29· The Utah Department of Transportation (UDOT) is utilizing an innovative system of high-pressure water jets to refurbish bridge decks on the I-215 project.
CONCRETE BRIDGE DEMOLITION METHODS AND EQUIPMENT. The transportation infrastructure in the U.S. is maturing rather rapidly, leading to a shift of work and expenditures from new construction to maintenance, rehabilitation, retrofit, or even replacement of the existing system.
Railroad Bridge Demolition Over Six Live Tracks. This project involved the removal of a 160' long steel rail bridge and the concrete foundation piers on either side of the structure.
The transportation infrastructure in the U.S. is maturing rather rapidly, leading to a shift of work and expenditures from new construction to maintenance, rehabilitation, retrofit, or even replacement of the existing system. Therefore, bridge demolition is increasingly becoming an important issue
Length of East Span – 1.97 miles. Total steel – 58,209 tons. Total concrete – 245,470 tons. Bridge steel – 51,687 tons. Pier/foundation steel – 6,522 tons
9 - BDR Cost Estimating 9.1 General. A. The purpose of the Bridge Development Report is to select the most cost efficient and appropriate structure type for the site under consideration.
Method Statement of Bridge#13. Method Statement for Demolition of Brick Concrete Walls at c01 for Door Window Opening. Demolition Techniques - Case Study. Construction Method Statement . 123638752 Demolition Method Statement. Unit 4 ( Demolishing Works ) Demolition Work. Construction Method Statement. Demolition Method Statement Phase 1 Final. Demolition. Method …
Bridges & Heavy Civil Construction Selective Demolition of Concrete and Metal Structures Cutting Technologies (CTI) performs selective demolition with precision, speed and safety to support reconstruction, maintenance and decommissioning in:
Little has been published about the demolition of post-tensioned concrete but there is enough such concrete now in service to become a problem for demolition contractors. When a demolition sequence is being planned it is important to have a knowledge of the erection procedure and a …
Hydrodemolition (also known as hydro demolition, hydroblasting, hydro blasting, hydromilling, waterblasting, and waterjetting) is a concrete removal technique which utilizes high-pressure water to remove deteriorated and sound concrete as well as asphalt and grout.
Bridge Demolition projects, due to their dangerous nature, require extensive expertise and planning. Southern Crushed Concrete has years of experience and can remove various types of bridges …
Because bridge demolition jobs are extremely complex, the firm completing the job must have a rich and diverse background. Aggregate Technologies is the leading construction firm in many different areas of concrete cutting, pile demolition, and has a sterling record when it comes to …
The speedy and safe removal of old or unwanted structures is made easier with modern, sophisticated equipment, Patrick Smith reports. The power and versatility of modern demolition tools and machines was demonstrated when a bridge was removed overnight as part of a motorway widening project.
A couple of good resources for this are the National Demolition Association (NDA) and the Concrete Sawing & Drilling Association (CSDA). The NDA, for example, has a series of safety talks including number XLVII on prestressed and post-tensioned concrete.
Bridge demolition, like all demolition projects, requires careful planning and the use of proven and uniform methods and procedures. The type of bridge to be demolished and circumstances surrounding it determine the type of demolition process to be utilized.
The transportation infrastructure in the U.S. is maturing rather rapidly, leading to a shift of work and expenditures from new construction to maintenance, rehabilitation, retrofit, or even ...
Bridge, Structure and Building Explosive Demolition. When it comes to bridges, buildings, smoke stacks, water towers Dykon Blasting Corp. can prepare the proper blast design based on what the contractor needs for that specific site.
Concrete bridge repairs and bridge demolition requires skill and knowledge. If you're constructing a new bridge or upgrading an old one, we can help.
October 11, 2005 Repair Manual for Concrete Bridge Elements Page 2 3.1 High Load Damage High load damage may be classified as surface, minor, moderate, or severe.
Concrete bridge demolition is a specialty of Aggregate Technologies and it showed on the removal Houston's 85 year old Yale Street Bridge. Crossing over the White Oak Bayou and connecting Houston with the Houston Heights neighborhood, the old bridge is being replaced.
Bridge Demolition Beasy's experienced engineers are very competent at demolishing bridges utilizing a variety of techniques to get the task done. We specialize ourselves in the detailed demolition of structures and structural elements with a special focus on the efficient reclamation and recycling of demolished materials.
Bridge parapet and wall demolition services provided by Texas Curb Cut typically include concrete sawing or selective demolition of the primary bridge surface and/or cutting of the parapet, or extension of the bridge, as well as cutting or demolition of the structure's retaining walls. To demolish bridge parapets and concrete walls, our technicians may use a variety of controlled demolition ...
An alternative technique to the demolition of a prestressed concrete box-girder bridge: A case study. ... Before the demolition of the bridge pillars, the supporting scaffolding that was repositioned after the collapse of the southern part was removed. After that, a hydraulic hammer and a diamond wire cutting machine were used for the demolition completion. Download high-res image (145KB ...