Sheet Flow Construction Erosion Control

January 14, 2020

Where’s the Rock Entrance?

Photo: David Jenkins

Where’s the rock entrance? I am just glad it’s not my project. This is a small staging area for a bike path extension next to a creek. All dirty runoff ends up in the creek. There used to be a rock entrance, but with mud being tracked over it, it has disappeared. With a small staging area and rainy season work next to a creek, I would have specified that the entire staging area be covered with Asphalt Treated Base (ATB), to be removed and recycled at the end of the job. I have done this on several staging areas of up to about two acres. This can end up being much less expensive than managing tire washes and sweepers.

September 24, 2019

Fancy Rock Entrance

I saw this fancy rock entrance on the way to work and thought it was amusing on the surface. Really, though, I think they needed the elevation to access the upper part of the site. That’s a nice mini excavator.

December 11, 2016

Rocked Construction Entrance?

How is this for a rocked construction entrance?

October 5, 2020

Dirty Rock

If you use dirty rock for the stabilized construction entrance you are going to have sediment trackout.

Video: David Jenkins

February 26, 2020

Construction Entrance Fail

Construction Entrance Fail Photo: IG:freudianswppps

Another construction entrance fail. Vehicles drive through the Soaker tire wash, over some rock, then over dirt and sand, defeating the purpose of the tire wash. This exit from the tire wash needs to be rock or asphalt to the street. Disclaimer: I do not promote any products or suppliers.

May 25, 2015

Tire Bath

This video illustrates the use of a water-filled tire bath along with a rock entrance road.

Video: David Jenkins

September 27, 2020

Erosion Control Photos

Filed under: — Sheetflow @ 3:49 pm

All photos may be used for teaching and training purposes with attribution to: David Jenkins, sheetflow.com

Photos may not be used for commercial purposes without prior express permission from David Jenkins, sheetflow.com

May 1, 2020

Tire Wash Fail

Photo: David Jenkins

The photo is taken right at the paved road access to this project. It makes no sense to me why this tire wash is so far back into the site. The fact that the rock exit is so poorly installed and maintained makes it completely ineffective at preventing sediment trackout. i call this a tire wash fail.

January 21, 2020

Construction Fence

Photo: David Jenkins

Placing construction fence on both sides of a stabilized construction entrance keeps vehicles from taking shortcuts and dragging mud from work areas onto the rock.

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