Ads
related to: pipe security bollards metaluline.com has been visited by 1M+ users in the past month
ebay.com has been visited by 1M+ users in the past month
Search results
Results from the WOW.Com Content Network
Security bollard in front of a shop doorway, placed to prevent ram-raids Concrete planters provide protection similar to that of bollards. Washington, DC Bollards are used to protect buildings and people in public spaces from car ramming attacks [ 21 ] and accidental collisions.
Security bollards not working at the time. ... Crude pipe bombs stuffed with coils and nails were found at the scene along with a grenade, sources said. ... Asked if he saw the steel barricades up ...
Federal law enforcement and intelligence agencies had warned local police agencies about potential vehicle-ramming attacks before the holidays. [1] [2] In a 2017 memo, the city government also noted the risks of a mass casualty incident, including from a vehicle attack in the French Quarter, and it had plans to increase security in the area. [3]
A manhole cover was accidentally launched from its shaft during an underground nuclear test in 1957. During the Operation Plumbbob nuclear tests, a 900-kilogram (1,984 lb) steel plate cap was blasted off the test shaft at an unknown speed and appeared as a blur on a single frame of film of the test. It was never recovered, but it likely burned ...
In the recent past, HSS was commonly available in mild steel, such as A500 grade B. Today, HSS is commonly available in mild steel, A500 grade C. Other steel grades available for HSS are A847 (weathering steel), A1065 (large sections up to 50 inch sq made with SAW process), and recently approved A1085 (higher strength, tighter tolerances than ...
AOL latest headlines, entertainment, sports, articles for business, health and world news.
For other types of pipe such as plastic or concrete, a metallic tracer wire or conductive foil (detectable tape) may be buried alongside or immediately above the pipe, to aid in locating it. In the absence of such a conductive tracer, other types of radiolocation or modern ground-penetrating radar must be used.
Used natural gas line pipe is also used as casing on many projects because it is often reclaimed in very good condition and can offer a significant cost savings when compared to new steel pipe. Used pipe is most likely to not have any testing data associated with it and is generally used when the only required specification is a given diameter ...
Ads
related to: pipe security bollards metaluline.com has been visited by 1M+ users in the past month
ebay.com has been visited by 1M+ users in the past month