摘要: |
The Little Rock Engineer District reports that Norrell Lock (Lock 1) and Joe Hardin Lock (Lock 3) on the McClellan-Kerr Arkansas River Navigation System (MKARNS) are scheduled for closures during 2022.Norrell Lock is at Mile 10.3 and Joe Hardin Lock is at Mile 50.2.The closures at Norrell Lock are forinstalling temporary cofferboxes, concrete saw-cutting of the lock walls and other work related to the new dewater-ing stoplog slots near the upstream and downstream miter gates.The work will begin with 70-foot-max-imum tow-width restrictions June 1-11 from 7 a.m. to 7 p.m. daily. Another work period will begin June 22 and last through July 21, with the same tow-width restrictions, but from 7 p.m. to 7 a.m. daily.The lock will then have a full closure from 7 a.m. August 1 until 7p.m. August 10.From August 21 through September 19, the 70-foot tow-width restrictions will return, from 7 p.m. to 7 a.m. daily.During the work, the availability of the lock's tow-haulage system may be intermittent, the district said. |