A brand new program underway in Lengthy Seaside may discover a extra environment friendly approach to preserve the sand at Peninsula seashore from eroding away — however it additionally could possibly be the reason for some new “sinkholes.”
This system, a $300,000 pilot examine, is testing a course of of blending sand and water after which pumping it by means of a 10-inch diameter pipe to the realm the place the sand is required. If profitable, it may put off the necessity for enormous earthmover vans driving up and down the seashore.
“Site visitors on the seashore is fairly heavy now, and is disruptive,” Lengthy Seaside’s Marine Bureau Supervisor Elvira Hallinan stated. “A pipe could be a lot much less disruptive.
“What we’re finding out now,” she stated, “is whether or not this hydraulic pumping works, how a lot sand it may well transfer.”
The 30-day take a look at is utilizing an excavator on the seashore at 55th Place to get sand and water to a pump and pipeline. Crews are available to vary pipe lengths — with as much as 300 toes of pipeline being examined — and function the tools.
However sand “sinkholes” have appeared close to the Claremont Lifeguard Station, probably brought on by the work.
One of many places the place the sand was being deposited is close to the water line off Claremont. On Wednesday, Feb. 5, a lady on the seashore close to that location received…