Video Source: ENR.com.
Standards and Codes
ASTM Updates April 2010
Standards governing the testing of tensile strength of geogrid and geotextile tensile strength are among the standards updated over the past month by the ASTM. This includes a new standard for "Determining Small-Strain Tensile Properties of Geogrids and Geotextiles by In-Air Cyclic Tension Tests". A number of standards relating to concrete including capping of concrete cyllinders for testing have also been updated. Click through for the list.
Project Related
Possible Seepage at Newly Constructed New Orleans Levee
Wet spots have been detected along a portion of a new levee being constructed by a US Army Corps of Engineers Contractor. The levee is approximately 95% complete, but the Levee Board wants to establish what is causing the apparent seepage before accepting the levee. More after the break. (Photo of Katrina levee failure from greenmannowar)
Project Related
USACE wants 6 sea walls at Pismo Beach
Coastal erosion is threatening existing structures at Shell Beach and northern Pismo Beach near San Luis Obispo, California. The Army Corps of Engineers suggests 6 sea walls to protect infrastructure such as two sewage treatment […]