In June 1996, the slope face was re-excavated and protected against wave erosion by placement of a layer of rock riprap over a layer of bedding and a filter material.
The upstream face of the dam is protected against wave action by a 1-metre (3-foot) layer of broken stone (riprap).
They were both aficionados of "Riprap".
The road skirted the bay so closely that it required a barrier wall of riprap for protection.
"The pros of riprap are that it can be long term," said John R. Dingler, an oceanographer with the Army Corps of Engineers.
He showed me early editions of Kerouac, posters announcing Snyder readings in Berkeley and Shinjuku, and the first and second editions of "Riprap," Snyder's début collection, which I had never seen.
On Trabuco Creek, there are eight drop structures, mostly built of riprap.
There are also about seven drop structures on Oso Creek, most of which are also built of riprap.
The approaches were flanked by wing walls constructed of riprap stones, and the spandrel walls were topped by parapets made of "rough, crenellated stones".
August of that same year saw placement of riprap and fill in the creek to further protect the abutments, with the work done by Rexer's Drilling and Concrete of Dushore for $9,250.
Layer upon layer of lobbying.
