6 Oct 2014

MKARNS Nav Notice SWL 14-31 MPLD Emphasis on Draft Depth in the Navigation Pass

Montgomery Point Lock & Dam - Mariners are cautioned that one of the ten crest gates in the navigation pass is experiencing problems and is partially raised at elevation 105’. At present this gate cannot be lowered further. These crest gates normally lie flat (el 102’) when the navigation pass is open. Vessels with drafts deeper than 9 feet run the risk of striking this gate as the water level decreases. At noon today the tailwater elevation was at 117.07’, having dropped 0.45’ the previous 24 hours.

1 Oct 2014

NAV NOTICE SWL 14-30 Tow Haulage Equipment Back in Service - David D. Terry Lock (No.6) NM 108.1

DAVID D. TERRY L&D - Tow haulage equipment at David D. Terry Lock (No. 6) has been returned to service.

24 Sep 2014

NAV NOTICE SWL 14-29 Sailing Instructions NM 184.8 to NM 185.4

MKARNS - Due to shoaling, mariners are advised that until further notice, both upbound and downbound tows should run the center channel to the green line while between NM 184.8 and NM 185.4.

16 Sep 2014

MKARNS Nav Notice SWL 14-28 Tow Haulage Equipment Out of Service - David D. Terry Lock (No. 6) NM 108.1

DAVID D. TERRY L&D - Tow haulage equipment at David D. Terry Lock (No. 6) is out of service. Double cut tows will have to be locked the conventional way (without the use of tow haulage).

11 Sep 2014

NAV NOTICE SWL 14-27 MKARNS - LOCK 9 REOPENED

Arthur V. Ormond (Lock 9) - Lock 9 has reopened to Navigation traffic.

10 Sep 2014

NAV NOTICE SWL 14-26 MKARNS-LOCK 9 CLOSURE

Arthur V. Ormond (Lock 9) - Due to a downstream landwall miter gate contact block failure, Lock 9 will be closed until further notice.

14 Aug 2014

MKARNS Nav Notice SWL 14-25 Return to Normal Operations Toad Suck Ferry (No. 8)

TOAD SUCK FERRY L&D - Lockages at Toad Suck Ferry Lock (No. 8) NM 155.9 have returned to normal operation.

5 Aug 2014

MKARNS Nav Notice No. SWL 14-24 Lock 08 Longer than Normal Lockage Times

TOAD SUCK FERRY L&D - Mariners are advised that lockages at Toad Suck Ferry Lock (No. 8) NM 155.9, will require an additional 15 minutes each time the lock level is raised to the upstream water level. One of the two valves that fills the lock to the upstream water level failed, and the additional time reflects use of one valve instead of two. The length of downtime is unknown at this time.

31 Jul 2014

MKARNS Nav Notice No. SWL 14-23 Mississippi River Commission Inspection Trip

MKARNS - The Mississippi River Commission will be conducting an inspection of the MKARNS aboard the M/V Mississippi. The M/V Mississippi is scheduled to enter the MKARNS at the mouth of the White River on August 5th and proceed upstream to the Port of Muskogee (NM 393.8). The downstream trip will commence on August 11th at the Port of Muskogee and proceed downstream and exit the MKARNS on August 14th.

25 Jul 2014

MKARNS Nav Notice SWL 14-22 Ferry Traffic Between NM 2.4 and NM 2.6

MKARNS - Mariners are advised to use caution while transiting NM 2.4 through NM 2.6. Ferry traffic is scheduled to begin the week of July 28 and continue through December. The hours of operation will be 6 a.m. until 6 p.m., Monday through Saturday. Ferry landings will be located at NM 2.4 (right bank) and NM 2.6 (left bank).