Phase 1B Underwater Archaeological Report for the Onondaga ...

FINAL
Phase IB Underwater Archaeological Resources Report for Onondaga Lake Superfund Site
Research Results
A17-2 (inshore) and A17-1 (outer) are two identical spud barges in 1 to 3 ft (0.3 to 0.9m) of water. The
barges’ sides, ends, bottom and internal structural members are present, while its deck and deck
features are no longer extant. Approximately eighty percent of the original fabric of the barges remains.
Plans for shoreline improvement include placing riprap in the area of A17-2.
The focus of the field work at the A17 barges was on A17-2 because the plans for shoreline stabilization
had the most potential to adversely impact that resource. Approximately one half of the barge could be
examined in shallow water; the western half is buried under the shoreline and covered with phragmites.
A17-1 was also photo-documented during this investigation; its identical construction to A17-1 and
complete exposure allows for data extrapolation.
A17-1 is 97ft (29.6m) in length and 34ft (10.4m) in beam. The length on A17-2 is also 97ft (29.6m), and
the beam is assumed to be identical to A17-1 at 34ft (10.4m). Each vessel contains two outboard spud
holders opposite one another, approximately 36in (91cm) square (Figure 105). The eastern ends of the
barges are vertical with vertical planking. The sides are vertical, built plank-on-frame. The western end,
opposite the spud holders, is raked with transverse planking. The hull structures consisted of planking,
floors, and stringers; these three, all connected, made up the entire depth of hull. The flywheel and
other machinery are evident in A17-1, and the mounting brackets for the flywheel are visible on A17-2
(Figure 104).
The western end of A17-1 had a mound of concrete immediately adjacent to it (Figure 106). Inspection
of the concrete suggested that it was formed by pouring it into that end of the barge as a counterweight
for the spuds and machinery on the other end. It was likely pulled out and dumped so that the vessel
could be pulled into shallow water next to A17-2.
The two barges at A17 are part of a larger, more complex site. Immediately north and east of A17-1 and
A17-2 there are at minimum two additional sunken barges. These sites are almost entirely obscured by
extremely dense aquatic vegetation. Additionally, there are a series of pilings located offshore to the
east of A17-1 and A17-2. It remains unclear whether the deposition of the offshore barges and A17
correspond to the pilings, or if they are related to one another.
There is no evidence to suggest that spud barges of this type were constructed on Onondaga Lake; the
barges were likely constructed elsewhere and brought to the lake. No boat of this size could get to
Onondaga Lake until the opening of the enlarged Barge Canal in 1918. With the closure of the Lake
View Point resort two years’ prior in 1916, it is improbable that the barges were connected to the resort.
It is unclear the purpose of these barges’ deposition, though we know that they were intentionally run
into shallow water at the end of their working life. Although there is no historical information to confirm
it, the barges may have been brought to this area to aid in the solvay waste deposition on shore,
perhaps to provide structural support for the material placement. What is certain is that since A17-2 is
buried in the material, the barge deposition occurred before the end of the solvay waste deposits in
1943. This limits the barges’ sinking to between 1918 and 1943.
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