01100_Summary_of_Work_-_Lagoon_Repairs.docx

SECTION 01100

STATEMENT OF WORK

PART 1 - GENERAL

0. SUMMARY

1. The work to be performed under this contract shall consist of furnishing the following to perform the work outlined in these specifications and as indicated by Project Drawings:

1. tools

1. equipment

1. materials

1. labor

1. supplies

1. manufactured articles

1. all transportation to complete the work

1. temporary facilities

1. Location of Work: Cades Cove Campground, Great Smoky Mountains National Park, Townsend, TN.

1. Incidental Items: All work, materials, and services not expressly listed as being provided by others or not expressly called for in the contract but are necessary for the completion of the work in good faith, shall be furnished, installed, and performed by the contractor.

0.01 SUMMARY OF MATERIALS TO BE PROVIDED BY GOVERNMENT

A. Government will operate lagoons during construction using by-pass pumps.

1. Contractor will have maximum 30 continuous days to complete upgrades to both structures

B. Liquidated Damages of $150 per day beyond 30 days will be assessed.

0.02 SUMMARY OF WORK TO BE DONE BY CONTRACTOR

A. Sewage Lagoon Pond Outlet Structure Rehabilitation

1. Remove existing shear gate valves from exterior of structure leaving flanges intact

a. Diving or Damming will be allowed, however, site must be returned to original conditions once work is completed.

2. Remove existing piping on the interior of structure leaving pipe flanges penetrating structure intact.

3. Install new lagoon level controls (contractor to propose solution)

a. Must be capable of draining lagoon (as close as current structure can)

b. Must be capable of operating the lagoon within a 3-5 foot deep operating range and overflowing into structure (prevent overtopping of dike) at 6 foot deep.

c. Control structure must not leak beyond 0.1gpm per foot of seals.

d. Design head equal to 7 feet or more shall be used.

e. Weir or other level control device must have capability to read instantaneous flow in gpd without the use of electricity

f. New level controls may be installed on existing piping or a new wall (Stainless steel or Aluminum) constructed inside or outside of structure with level controls. If outside operating handle must be close enough to structure to be operated without leaning over rails unless contractor provides other provisions.

g. Design Calculations may be asked for depending on size of materials, use or non-use of premanufactured components, etc. (for example, contractor A uses a 1/32” piece of sheet steel, contractor B uses 2” piece of sheet steel for an interior wall. Contractor A may be asked for Design calculations showing the wall will support the loads exerted on it)

4. Flood depth gauge installed outside structure equal to Crain 4” wide stream gauge with feet, tenths and 100ths gradations. (Full 7 feet of structure)

B. Tank Access Cover and Concrete Pad

1. Install 2-3 aluminum access doors over the 3 existing tank risers.

a. Use a gravel base to build up area as needed to allow new covers to be installed above risers and provide suitable base for concrete pad.

b. Install new 1” conduit to risers, with sweeps outside of riser and extending 12” beyond slab. Conduit shall be 18” below existing grade.

c. Concrete is to be one slab for all three hatches and extend at least one foot beyond aluminum hatches in all directions.

d. Minimum concrete thickness of 4” or as required by access hatch.

e. Access Hatch equal to a Halliday S1R series hatch

C. Filter Vault Replacement

1. Install new open bottom vault with aluminum access hatch

a. Use a minimum of 6” compacted gravel base to set vault on

b. Minimum hatch dimension 30”x60”, equal to Halliday Products S1R3060.

2. Replumb as necessary to set vault

D. BID OPTION 1: Replace Meter Boxes

1. Replace the plastic meter boxes with polymer concrete boxes

a. Use a minimum of 6” compacted gravel base to set vault on

b. Minimum box dimension of 15” x 25”

c. Body Tier 22 rated

d. Cover Tier 15 rated with slip resistant tread.

e. Equal to Old Castle H-Series 1324 polymer concrete enclosure

E. BID OPTION 2: Water Service Line Replacement

1. Replace approximately 485 feet of water service line with 2” HDPE IPS SDR 11 PE 4708 water service line.

a. Reconnect water at beginning, install Brass TEE and 1” curb stop and connect to yard hydrant at water trough and install 2” curb stop at tie in point to Lagoons. Convert back to PVC and reduce and connect to existing line after curb stop.

F. BID OPTION 3: Fence Removal

1. Remove section for chain link fence with barbwire between the Lagoons and the drip disposal field.

a. Remove posts and all appurtenances

b. Fill post holes larger than 6” with gravel flush with existing ground

c. Properly dispose of removed materials.

G. BID OPTION 4: Electrical Outlets

1. Install new 20 amp circuit with 20 amp receptacles around the lagoon.

a. 1 AWG THWN copper wires for Hot (Black), Neutral (White) and Ground (Green) in 1.5” SCH 40 Conduit

b. Install Junction box at each receptacle location with minimum dimensions of 12” x 12” x 6”, NEMA 3R rating minimum.

c. Install pre-assembled 20 Amp Outlet with GFCI receptacle in weather resistant enclosure equal to GE 20 Amp backyard outlet with dark green finish model # U010010GRP.

d. Connect/ splice wires in junction box using an insulated multitap connectors equal to Polaris Model # IPL1/0-3B

e. Wires from connectors to outlets shall be 12 AWG minimum.

f. Install wires from junction box to receptacle enclosure using flexible conduit with slack to accommodate any settling.

g. Install enclosures on a 4x4 wooden post 2 feet in ground and 2 feet above ground.

h. Panel Tie in – Contractor has the option of installing junction box to reduce wire size to fit into two 20 amp breakers or installing a large two pole breaker and feeding 1 pole to each circuit as long as the panel is properly labelled.

i. Panel is a Square D – QO panel.

H. BID OPTION 5: Meter Reading System

1. Provide a new automated meter reading system including

a. Handheld unit for reading meters

b. 10 compatible meter conversion kits for Mueller MVR 2” meters

c. Software, cables, etc to make the system work.

0. SAFETY

1. All aspects of jobsite safety is the responsibility of the contractor. Sub-contractors, regardless of being an excluded party (i.e. owner of company), are required to follow all Federal, State, and Local safety laws. This includes, but is not limited to;

1. Fall Protection

1. Excavation and Trenching

1. Hard hats

1. Eye Protection

0. DISTURBED AREAS

1. All areas that are disturbed by the contractor are to be returned to their original condition or better. This includes, but is not limited to;

1. Sidewalks

1. Roadways

1. Grass

1. Vegetation

END OF SECTION