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Horizontal Directional Drilling (HDD) Projects > Pearl Harbor, Oahu, HI

330,000lb drill crosses Pearl Harbor for the second time.
5,100 foot 30 inch HDPE Water main being installed under Pearl Harbor.

DD330 drill site on historic Ford Island.

Exit point for the first bore at 2,000 LF. The bore exits on the bottom of Pearl Harbor, in 45 feet of water. The exit point is at the orange silt curtain. This view is from the Ford Island draw bridge.

The exit point is just a few yards off the bow of the historic USS Arizona Memorial and, in the background, the USS Missouri Battleship Memorial.

HMS DD140 working off the Weeks 190 barge pulling tail string during reaming operations.

Fusing the 2,000 LF of 30 inch HDPE at a remote site one half mile from the launch point.

Moving the pipe into position before pullback.

The 2,000 LF of 30 inch pipe had to be moved and launched into Pearl Harbor. The pipe is in position and tied off to a mooring close to the USS Arizona Memorial.

The pipe being installed over the barge, with heavy marine equipment. The pipestring weighed over 250,000lbs.

Making the final connection to the pull head.

The 2,000 LF of pipe going down to the bottom and into the bore hole.

The pipe at the drill site pulled in and completed.

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