15d_Directors Report

• Board Meeting Date: 7/21/2009
• Description: Directors' Report - CWCB Director
• Board Meetings - Doc Type: Memo

and the service spillway conduit is an 18 - inch clay pipe that is in very poor condition. The
proposed project will address deficiencies to meet the current standards and r equirements of the
SEO with full replacement of the outlet works and service spillway. Work will include breaching
the dam embankment and removing the existing outlet works; replacing the existing outlet wit h
30 - inch diameter concrete pipe; control struct ures including the intake structure with gate, gate
tower with control gate, and energy dissipation outlet structure; installation of a toe drain to
intercept seepage; construction of a service spillway incorporated into the outlet works to pass the
100 - ye ar storm; and placement of riprap and bedding on the upstream face of the dam in the
breach area and at the energy dissipation structure. Construction is anticipated to commence in
the fall of 2009 .
24 . Granby Ditch and Reservoir Company – Reservoir Reh abilitation
Authorization: Severance Tax Fund County: Delta
Water Source: Dirty George Creek Project Yield: 2,0 acre - feet
Terms of Loan: $254,520@2.20% for 2 0 yrs. Projec t Type: Reservoir Rehabilitation
The Granby Ditch and Reservoir Company owns an d operates the Granby Ditch and six
reservoirs in the Grand Mesa National Forest. Currently its Reservoir #12 has been restricted by
five feet due to a slump on the downstream face of the dam. The rehabilitation involves adding a
toe drain collection to he lp with seepage along the dam and construction a buttress to improve
stability. Repairing the dam will allow the Company to regain an additional 259 AF of storage.
The Company received permission from the forest service to haul material during the fall o f 2008.
Bids were received on May 7, 2008 to complete the work, with Stone Fly Earthworks being the
apparent low bidder at $103,224. Six bids were received, ranging from $103,224 to $206,125 in
cost. The Company has evaluated all bids and has awarded the contract to Sawfly Construction,
Montrose, Colorado at their bid of $103,224. Pre - construction between the Company, Engineer,
Contractor and CWCB was held on July 2, 2009 with construction scheduled to commence on
July 20, 2009. The Company is curr ently waiting on final Forest Service and Army Corps of
Engineer’s approval and permits.
25 . Farmers Pawnee Canal Company – Ditch Flow Control Structures
Authorization: Severance Tax Fund County: Logan
Water Source: South Platte River Project Yield : 27,260 acre - feet
Terms of Loan: $227,250@2.5% for 3 0 yrs. Projec t Type: Diversion Rehabilitation
The Farmers Pawnee Canal Company (Company) provides irrigation water to approximately
10,000 acres of land between Merino and Sterling, Colorado. It uses tw o separate structures to
control flow in the Pawnee Ditch (Ditch). The first is a main diversion at the South Platte River.
The second is a few miles down the Ditch and is used to adjust flow. The main diversion is a
concrete rollover wall with vents to al low flushing of sand when opened. The secondary structure
is currently controlled through the use of board style gates. Both structures are labor intensive and
require monthly maintenance. To help with efficiency, the Company plans on replacing a portion
of the main diversion with a new 12 - foot radial gate. It also plans on replacing the board gates at
the secondary structure with four 8 - foot wide radial ga tes. Ransome Boone Excavating, Fort
Morgan, Colorado has completed the ditch control structure. Th e Company is currently
evaluating its options on the extent of the improvements needed on the river diversion .
Improvements to the river diversion are currently scheduled for the fall of 2009.
26 . Headgate 135 Lateral, Inc. – Ditch Rehabilitation - Pip eline