New Specifications

BUCKBOARD MARINA WATER SYSTEM IMPROVEMENTS

SUPPLEMENTAL INFORMATION – AMENDMENTS TO PLANS AND SPECIFICATIONS

The following specifications are to be amended as provided below: Section 01 00 10 – Statement of Work and General Requirements Add this attached Section to the Specifications.

Section 01 02 50 – Measurement and Payment
Replace in its entirety with the attached Specification Section.

Section 01 02 51 – Measurement and Payment Supplement
Add this attached Section to the Specifications.

Section 02 41 00 – Site Preparation and Selective Demolition Paragraph 3.7 is to be inserted as follows:
3.7Electrical Line Demolition and Abandonment
A.General:
1.Abandoned underground electrical not to be salvaged is considered as incidental excavation work. 2.Do not damage electrical lines that remain in service. B.Electrical Line Demolition:
1.Disconnect and pull conductor from all abandoned electrical conduit prior to sealing conduit. Remove all abandoned conductor in panel boxes leaving no cut wires. Remove any associated breakers from panels. 2.Cut conduit and direct bury electrical line a minimum of 12 inches below grade. Plug abandoned conduit with a permanent, water-tight concrete plug extending into the abandoned conduit at least two feet. 3.Remove abandoned junction boxes and other related infrastructure to 12 inches below grade. 4.Cap or plug any open conduit entrance points in panels that are to remain and install cover plates over open breaker slots. The following 2 paragraphs remain and are renumbered as 3.8 and 3.9.

Section 22 11 03 – Water Treatment System Rehabilitation Paragraph 2.2 A.2 is to be amended as follows:
2.Tanks, pumps, piping, valves, drains, electrical lines, float controls and other components and appurtenances outside of the existing utility building. Paragraph 2.4 A.2.m and following subparagraphs are to be amended as follows: m.Aluminum Treatment Vessel/Housing:
(i).Filtration media, settling tubes, float valves, and all other necessary internal components for a functioning system. (ii)All valves and drains at required connections to the vessel.

Section 22 11 23 – Submersible Pump and Appurtenances
Paragraph 1.2 D is to be amended as follows:
D.The pump and motor shall be controlled by a Variable Frequency Drive (VFD). The pump and motor shall be selected to operate between the maximum and low-end capacities listed above.

Section 26 29 30 – Variable Frequency Drives
Paragraph 2.10 is to be added as follows:
A.Automated control system: