Sheetflow Erosion Control Erosion Control for CESCL's

September 17, 2020

Compost Sock Catch Basin Berm

Photo: David Jenkins

This compost sock catch basin berm works well as it is heavy enough to stick to the asphalt. Note the tear and I would keep an eye on it during inspections.

September 7, 2020

Trash Bag Catch Basin Cover

Photo: David Jenkins

In an emergency, a heavy duty trash bag can provide catch basin protection until a more permanent BMP is installed.

July 7, 2020

Sed Cage

Photo: David Jenkins

Sed Cage is a catch basin protection best management practice that seems to work well at ponding water so sediment can settle out. The Sed Cage filters sediment but plugs up, becoming a barrier. It can an be reused if taken care of and cleaned after each use.

June 16, 2016

Paying for TESC

The Best Way to Measure and Pay for TESC in Public Works Contracts

It is a big mistake to make temporary erosion and sediment an “incidental” item in a public works contract. Anything that can be measured should be and set up as a Unit Price item. Planning and Implementation can be lump sum but measurement and payment must be clearly specified. Force Account is set up for unforeseen conditions; the amount is set by the owner so that everyone bids the same number. Make clear at the pre-bid meeting that the Lump Sum bid for planning and implementation covers lots of stuff and they need to bid accordingly. Here is an example of the best way to pay: (more…)

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