Safety first: Safety is the prime consideration when locking any type of recreational vessel through a lock. You should stay past the end of the lock walls until you are signaled to enter the lock. Stay between red and black buoys. When the lock doors began to open inward, I paddled through them, awed by the scale of a dam and the engineering feat of holding back so much water, generating power, and allowing smartasses in canoes to pass through routinely, no big deal. Tie up at the mooring bitt designated by the lock operator. Use fenders to save damage to your boat and to lockwalls. This will allow the person at the free end of the line to pay out or take in mooring as the water level changes. Currents are strong in this area, and your boat may be drawn into or under the gates. Wait for the lock operator's signal before untying mooring lines to leave the lock. Signals for entering and exiting the lock: Enter when the green light is on. Don't leave motor of craft running during lockage. Do not tie up to ladders or recessed mooring pins along the wall. With the downstream gate closed, the vessel moves into the lock chamber filled to the upper pool level, the upstream gate is closed behind the vessel, the water is permitted to drain out of the lock through valves, and the vessel is lowered with the level of the water. If commercial traffic is heavy, pleasure craft may be required to wait approximately 1 ½ hours; or may be permitted to lock through with the commercial vessels. Canoes & kayaks may lock any pleasure craft through the locks on the McClellan-Kerr Arkansas River Navigation System. For website corrections, write to cenwp-pa@usace.army.mil. If a large craft is leaving the lock and is headed in your direction, stay clear of departing craft. After signaling that you want to lock through, wait for the lock operator to signal that you may enter. Turbulent water is created during lockage. Be. The order of passage through the lock is at the discretion of the lock operator. Use fenders to save damage to boats and to lockwalls. Personal watercraft of the 'sit down' variety are allowed to lock through, but must enter and depart according to the lock operator's instructions. Speak directly to the lock operator over the intercom. Crafts without a proper mooring line may not be locked. Commercial vessels and government contract vessels take precedence between September 15 and May 15. Please carry aboard at least 50 feet of mooring line in your vessel to lock through. Boaters without radios should look for signs directing them to pull cord signals and intercoms located up- and downstream from the lock. Tie off your boat to a floating mooring post; do not tie it to a ladder or any other fixed structure within the lock. The locks along this import/export gateway are also open to recreational boaters, with a recreation-priority lock schedule in effect mid-May through mid-September. Lock operator has final authority on the suitability of a craft for lockage. To move a vessel from a higher elevation pool to a lower one, the procedure is reversed. It will not be necessary for the lock operator to handle the craft line. The Secretary of the Army has ordered the U.S. Army Corps of Engineers to pass vessels through the locks in the following order: (a.) To move up the waterway from a lower elevation pool to a higher one, a vessel enters the lock chamber at the lower level with the upstream gate closed; the downstream gate closes behind the vessel after it has entered the lock. The lock has massive fixed concrete sides and large movable metal miter gates at each end which are closed to create the equivalent of an elevator car which carries the vessel up or down using the water enclosed in the lock. How to Pass through Locks Stay between red and black buoys. Do not tie to ladders or mooring posts along the wall. Safe recreational lockage through John Day Dam. Be safe! Carelessness has resulted in loss of boats and loss of lives. These areas are hazardous for small craft because of dangerous currents. On a down river approach, a dam is difficult to see. Lock operators can also be contacted by phone. They look like automobile traffic lights. Steer your vessel directly towards the lock. You should stay past the end of … The official public website of the Portland District, U.S. Army Corps of Engineers. To raise the level of the water in the lock and the vessel with it, water from the upper pool is allowed to flow by gravity into the lock through valves until it fills the lock to the same level as the upper pool. Make sure there is a mooring ring or similar device on your boat to tie the mooring line to. Do not tie up to a ladder. Dedicated in 1968, construction of John Day Lock & Dam was completed in 1971. The Dalles Lock & Dam Tribal Housing Village Development Plan, Portland Metro Levee System feasibility study, Detroit Dam & Lake Downstream Fish Passage. They mark the river's navigable channel. The lock operators have been given the same authority over your boat in the lock as traffic policemen have over your car at intersections. Passengers should remain seated during lockage. The locks along this import/export gateway are also open to recreational boaters, with a recreation-priority lock schedule in effect mid-May through mid-September. Keep away from the head of barges moored along the shore. Neither passengers nor freight may be unloaded at the locks. Be "dam" conscious! Vessels owned by the U.S. Government. For everyone's safety, obey their instructions. The Corps’ Portland and Walla Walla districts maintain about 350 miles of the federal navigation channel from Portland, Ore. to Lewiston, Idaho. A lock can be thought of as an elevator to carry a vessel up or down from one pool to the next. The lock operator may signal the lock is ready for entry by sounding one long blast on an air horn, or ready for exit by sounding one short blast. Be prepared to cast off your mooring line quickly in case of emergency. On a down river approach, a dam is difficult to see. (Whistles for the convenience of small craft operators are located at the ends of the guide walls at some of the locks.).

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