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Basin Renovation
The crumbling riprap walls of the basin, constructed back in 1985, are being replaced with what is expected to be a more durable structure. Dates of the photos appear immediately under each picture.
Date(s): Jan-Apr 2016. Album by Albacore. Photos by Various. 1 - 116 of 116 Total. 6263 Visits.
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Artist Rendering. Edit
An artist's representation of what the finished basin will look like. Edit

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01-12-16 (3) Edit
Ground breaking on 12 January. Note that fencing has previously been removed for unfettered access to the basin. Edit

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01-12-16 (1) Edit
Heat blankets have been laid to keep the ground from freezing during construction. Edit

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01-13-16 (3) Edit
Locating the place to excavate for the placement of the sump pit. Edit

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01-13-16 (6) Edit
The sump pit is a key element of the new basin structure. Edit

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01-19-16 (6) Edit
Exploratory excavation alongside the port side of the aft cradle to determine if the cradle and marine railway structures are integrated. Edit

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01-20-16 (2) Edit
Excavation of the dewatering sump and exploratory location of bed rock to see if any bed rock needs to be removed. Edit

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01-20-16 (5) Edit
A closer view of the sump/explorative excavation. Edit

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01-20-16 (6) Edit
Excavation of the dewatering sump. Edit

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Sump Pit Excavation 1 Edit
Location of the sump has been moved from the original position to stay away from the propellers and to be closer to the sewer line that runs thru the park grounds. Edit

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Sump Pit Excavation 2 Edit
The sump will be the lowest point in the basin and will receive drainage from inside and outside the basin walls. Edit

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Sump Pit Excavation 3 Edit
Measuring the depth of the sump pit to ensure it will be the low point of the basin. Edit

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image001.png Edit
This is a sketch of the prefabricate concrete sump to be installed on the port side aft end of the basin. Edit

Enlarge Microsoft PowerPoint Presentation 14
PPT14
Dewatering Sump & drainage sketch.pptx Edit
The dewatering sump is a key part of the 'new' basin and it's location is critical for success in removing accumulated water. Edit

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01-20-16 (7) Edit
Toe-Wall blocks waiting for installation. Edit

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01-21-16 (2) Edit
Partially excavated aft side of the aft cradle. Edit

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01-21-16 (3) Edit
The aft port lower control surface is completely exposed for the first time in 26 years. Edit

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01-26-16 (7) Edit
Close up of the partially excavated aft cradle. There is a question about the structural stability of the cradle. Specifically, what lies under the cradle - solid bedrock or a shale-like material. Edit

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01-27-16 (1) Edit
Installation of the de-watering catch basin/sump. Edit

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2016 [01-26] (1) Edit
Measuring the depth of the basin aft of the dewatering sump. Edit

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2016 [01-26] (2) Edit
Ice, mud and crud around the sump. Edit

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2016 [02-02] (3) Edit
Lower starboard fin almost free of rip rap and other debris. Edit

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2016 [02-02] (5) Edit
Looking forward from aft of the lower starboard control fin. Note large amount of rip rap that has slid into the lower portion of the basin. Edit

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2016 [02-02] (2) Edit
Looking forward toward the aft cradle. Note less than solid rock appearing material under the cradle. Edit

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2016 [02-02] (4) Edit
Partial arrangement of toe-wall blocks at the after end of the basin. Edit

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2016 [01-29] (1) Edit
View showing the relative positions of the dewatering sump, port lower fin and the end of basin toe-blocks. Edit

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2016 [02-02] (8) Edit
View looking aft from the after cradle toward the end of the basin. Edit

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2016 [02-10] (1) Edit
Excavation continues along the port side. Some toe-wall blocks are in place. Edit

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2016 [02-10] (2) Edit
Note concrete stabilizing pad behind aft cradle. Edit

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2016 [02-10] (10) Edit
Placement of the toe-wall continues up the port side. Edit

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2016 [02-10] (9) Edit
To enhance drainage, old rip rap and other material is removed in order to achieve the desired downward slope from the remnants of the marine railway tracks to the outside of the basin . Edit

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2016 [02-10] (7) Edit
View looking across the basin from the starboard side shows part of the toe-wall and gravel that will form the basin floor. Edit

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2016 [02-10] (6) Edit
The concrete block under the lower port fin is there as a base from which to measure any shift in the sub/fin. Note how near the after most section of the toe-wall is to the dunce cap on the propeller shaft. The basin floor will be smaller when the project is completed. Edit

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2016 [02-12] (3) Edit
This view shows the temporary support for stability of the lower port stern plane. Edit

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2016 [02-12] (8) Edit
View of part of the toe-wall showing the green colored drainage piping on both sides of the wall. Edit

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2016 [02-12] (10) Edit
Port side toe-wall looking forward. Edit

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2016 [02-15] (4) Edit
These are the discharge pipes from the dewatering sump. The sump has two pumps which can be run separately or together. Edit

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2016 [02-15] (1) Edit
The discharge pipes lead from the sump to the existing storm drain system. Edit

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2016 [02-17] (7) Edit
The truck is part of the vacuum system used to remove sand and gravel from under the hull.. Edit

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2016 [02-17] (6) Edit
According to the contractor, the project is 9.3 per cent complete as of this date (2/17) and are confident of finishing on time. Edit

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2016 [02-18] (3) Edit
Gravel has been removed from under the hull. Edit

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2016 [02-19] (3) Edit
Some crushed stone has been placed under the aft end. Edit

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2016 [02-19] (13) Edit
Toe-wall placement continues up the port side of the basin. Edit

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2016 [02-22] (6) Edit
Toe-wall work on port side. Note temporary stability pad under the aft lower fin. Edit

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2016 [03-01] (5) Edit
View looking down port side. Green pipe inside and outside toe-wall is part of the basin drain system. Edit

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2016 [03-01] (4) Edit
Closer view of drain pipe showing a crossover piece tying the inside and outside drain loops together. Edit

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2016 [03-02] (2) Edit
Looking forward down the length of the basin. The toe-wall segments are about to begin to turn around the bow of the boat. Edit

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2016 [03-02] (5) Edit
Work has begun on the starboard side at the bow of the boat. Edit

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2016 [03-09] (20) Edit
Port side essentially complete up to the base of the basin rim retaining wall. Foundation for wall is being prepared for cement pouring. Edit

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2016 [03-09] (22) Edit
View looking up the starboard side showing excavation in progress. Edit

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image002.png Edit
Drawing shows details of the basin access ladder to be located between the forward and after brows. Edit

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2016 [03-16] (1) Edit
Footing for the first 158 feet of the port side basin rim retaining wall has been poured. Edit

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2016 [03-16] (3) Edit
The starboard portion of the aft cradle reinforcement pad has been poured. Edit

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2016 [03-16] (9) Edit
The aft toe-wall radius is complete with work on the starboard side underway. Edit

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2016 [03-16] (4) Edit
View looking aft. Note the temporary basin access stairway. Edit

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2016 [03-23] (1) Edit
Port side top retaining wall forms being prepared for concrete pouring. Edit

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2016 [03-23] (12) Edit
View looking forward showing the basin sump structure (lower left corner), the aft cradle reenforcement pad and progress on setting the starboard side toe-wall. Edit

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2016 [03-23] (13) Edit
Looking aft showing some of the new rip rap around the rear end of the basin. Note the temporary stability pads under each of the lower stern planes. Edit

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2016 [03-23] (20) Edit
Placement of the basin toe-wall blocks continues up the starboard side. Edit

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2016 [03-23] (22) Edit
Laying of the toe-wall and drain piping (green tubing) continues up the starboard side. Edit

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DSCF2773 Edit
Pile of insulation blankets that saw little use during the mild winter. Edit

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DSCF2770 Edit
Construction office trailer on the right with insulation blankets and gravel pile looking toward the middle bridge. Edit

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DSCF2769 Edit
The back parking lot piled with construction materials. Edit

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DSCF2771 Edit
Toe wall blocks waiting for installation with a pile of excavated basin material behind. Edit

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DSCF2772 Edit
A large mound of small gravel bound for the basin floor. Edit

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DSCF2776 Edit
Large pile of rip rap stone that will be laid on the sloping basin walls. Edit

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2016 [03-29] (1) Edit
The aft curved wall footing is ready for concrete pouring. Edit

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2016 [03-29] (2) Edit
The starboard toe-wall progresses up toward the head of the basin. Note the temporary access to the boat. Edit

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2016 [03-30] (8) Edit
The forms have been removed from the port rim (upper) wall and rip rap is being added to complete the basin side slope. Edit

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2016 [03-30] (10) Edit
The pad for the basin stairs (outside the toe-wall) and for the bottom of the ship's ladder (pad on the basin floor) have been installed. The stairs will be located between the two brows that provide entry to the boat. Edit

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2016 [04-06] (1) Edit
The footing for the starboard rim wall is ready for concrete pouring. Edit

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2016 [04-06] (2) Edit
The aft rim wall is ready for concrete pouring. Edit

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2016 [04-06] (7) Edit
The basin floor and drainage system is complete. Edit

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2016 [04-06] (11) Edit
The toe-wall is 6 blocks from being complete. Edit

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2016 [04-13] (1) Edit
Port side rip rap is in place down the length of the boat. Edit

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2016 [04-13] (6) Edit
The upper retaining wall footing is ready for concrete pouring. Edit

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2016 [04-13] (5) Edit
Reinforcing steel mesh has been laid in preparation for concrete pouring. Edit

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2016 [04-13] (11) Edit
Forms are complete and ready for pouring of 150 feet of the starboard wall. Edit

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2016 [04-15] (1) Edit
The remaining port side wall footing is ready for concrete. Edit

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2016 [04-15] (19) Edit
The after portion of the starboard wall concrete is poured. Edit

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2016 [04-15] (4) Edit
The remaining starboard side wall footing is ready for pouring. Edit

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2016 [04-15] (8) Edit
The row of Arbor Vitae that screened the boat from the Route 1 By-Pass has been removed to provide visual access to the boat from passing vehicles. The shrubs will be replaced by a black, 5-foot tall chain link fence set along the orange stripe. Edit

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2016 [04-20] (3) Edit
The after portion of the starboard wall is complete. The recess is there to remove the previous slope of the brow and make it more of a level walkway. Edit

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2016 [04-20] (4) Edit
The remaining portion of the Starboard wall is ready for concrete pouring. Edit

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2016 [04-20] (6) Edit
Forms are in place for the final concrete pour of the wall. Edit

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2016 [04-26] (8) Edit
The entire basin rim wall is complete and the forms have been removed. Edit

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2016 [04-26] (3) Edit
The basin rim wall is ready for back filling of earth along the outside of the wall and rip rap on the inside. Edit

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2016 [04-26] (4) Edit
Note the recess on the basin rim wall for the landing of the forward brow. Edit

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2016 [04-26] (5) Edit
A good view showing the basin toe-wall, the rim wall. Rip rap will be added to just below the top of the rim wall. Edit

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2016 [04-26] (6) Edit
Here you can see on the boat's port side the level of rip rap that will be uniform all around the basin. Edit

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2016 [05-04] (1) Edit
Electrician working on dewatering pump control unit. Edit

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2016 [05-04] (4) Edit
Back-filling of dirt and rip rap complete. Edit

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2016 [05-04] (3) Edit
Both brows have been put in place. Grading for perimeter walkway in progress. Edit

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2016 [05-04] (5) Edit
Close up of after brow recess. Edit

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2016 [05-04] (8) Edit
Holes being drilled for mounting of the fence posts around the basin rim. Edit

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Before - After Edit
Quite a change in four months. Edit
"what a great job in preser..."
View Comments...

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2016 [05-07] (1) Edit
Walkway around the basin has been laid. Next is to backfill dirt and add grass seed. Edit

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2016 [05-07] (2) Edit
Starboard side of basin with much of the soil replaced. Grading and seeding to follow. Edit

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2016 [05-07] (3) Edit
After brow has its own recess with a built in water drain. Edit

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2016 [05-07] (5) Edit
Forward brow with an added lip to remove a potential tripping hazard. Edit

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2016 [05-07] (7) Edit
Note projecting studs in groups of four on the concrete wall. The studs will anchor the posts for the chain link guard rail that will run around the basin wall. Edit

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2016 [05-10] (4) Edit
Basin safety fence is up along the starboard side. Edit

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2016 [05-10] (5) Edit
The forward brow now has a cutaway drawing of the boat and a second one showing the locations of onboard fire extinguishers. Edit

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2016 [05-10] (6) Edit
Once the basin fence is complete, a 6-foot high chain link will be installed along the property line paralleling the Route 1 By-Pass. Edit

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2016 [05-10] (8) Edit
Basin fence posts along the port side are in place waiting for the fencing. Edit

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2016 [05-11] (10) Edit
Basin access stairs are lowered into place. Edit

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2016 [05-14] (2) Edit
Basin fence complete. Edit

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2016 [05-14] (3) Edit
Both brows in place. Edit

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2016 [05-11] (3) Edit
Basin reconstruction credits posted for Park reopening. Edit

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2016 [05-14] (11) Edit
Except for the dings in the bow, she looks good. Edit

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2016 [05-14] (10) Edit
Fresh rip rap and a weed-free basin floor and sides. Edit

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2016 [05-14] (9) Edit
Brand new basin access ladder. Edit

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2016 [05-14] (4) Edit
Posts are in place for the new fence paralleling the Route 1 By-Pass. Edit

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2016 [05-14] (12) Edit
Last picture. Except for several minor items and getting the grass to grow where the lawn had been disturbed, work is complete. Edit

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ALBACORE's  New Digs 1 Edit
Aerial view provided by the contractor who renovated the basin and is building the replacement middle bridge. Edit

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ALBACORE's New Digs 2 Edit
A second aerial view of the newly rebuilt basin courtesy of Cianbro's project engineer. Edit

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  Sign the Guestbook. Displaying 4 of 4 entries.
Thank You to All involved in the renovation of the Basin an to Those who work tirelessly to maintain Albacore and Her place in our history.   Salute to Each and Every One of You!      Coyote. EN2 (ss)
 - 
Jim Knowles, Fri, 6 May 2016 8:47PM
Thanks for sharing your excavation work with us. It has been 20 years since I last visited. So I am looking forward to May when you will reopen.
 - 
Mario DeArco, Fri, 29 Apr 2016 5:01PM
keep up the good work
 - 
Tom Karp, Mon, 7 Mar 2016 1:42PM
Thanks to PSMA Maintenance Manager Jim Wakefield for providing periodic photographs and explanations of what is happening with the basin renovation project.
 - 
Jack Hunter, Sat, 23 Jan 2016 7:44PM
 
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