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Friday, March 18, 2011

Good Observations

Today I had a Producer send me an email about a project that was just completed. It's good to find Producers that care enough to go back and look at the job with the goal of improvement.  His observations/comments were as follows:

"Now that the poly has been removed I went and walked the parking area that the installer placed (about 1000 yds. 8" thick). The overall pavement looks very good with the exception of two items: 1) There was a lot of hand work (adding additional material and hand tamping) at the edges (construction joint) of each lane. This left an overall darker appearance highlighting each lane (maybe 18" wide). This area also concerns me for potential raveling as evidenced by some loose aggregate. 2) The saw joints did not originate at the joints in the curb and also were not continuous across pavement. Some of the cuts went through 2 lanes then was offset by several feet and resumed. There is one crack in the lower area of the pavement originating at a sewer manhole cover. This is not an official report, just thought you would be interested. Again the mix looks like it will perform very well and the placing and finishing work looks very good for the main part of the lanes. Maybe some education on treating the construction joints and developing a joint plan is in order."

These are good observations that could probably be seen at many sites around the country, and yes, more education is needed.

I'll address these two issues in upcoming blogs, working edges and installing joints.

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