Questions Answered.pdf

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ARCF WRDA Erosion 55. 2L Revegetation Service Contract
Solicitation number
W9123822Q0038
Issued by

About this file

This solicitation is for a firm fixed price service contract to provide revegetation and maintenance services at a Sacramento River site in California. The selected contractor will be responsible for installing container plants and seed mixes according to the planting schedule, maintaining the vegetation during the establishment period, and removing irrigation equipment after establishment. Services include repairing or replacing any damage to existing infrastructure like fencing or signage; providing pumps to draw irrigation water from the river; designing, installing, repairing, and replacing the irrigation system; maintaining the vegetation through activities such as weeding, irrigation, herbicide use, and plant surveys; and submitting monthly and annual reports. The contractor must also replant any areas where survival falls below required levels. All work will take place on federal weekdays during daylight hours. Questions are due by September 7, 2022. The soliciting agency is the Department of the Army Corps of Engineers Sacramento District.

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1: Do you have the plant type, size and quantity needed for the planting portion of the bid?

See Planting Schedule below.

2: Do you have the Seed mix type?

See Planting Schedule below.

3: Are there any GPS coordinates showing a better location of the project site?

Northern End

38°32'3.35"N 121°31'11.13"W

Southern End

38°31'59.33"N 121°31'22.33"W application rate lbs/acre

Total Seed For Site (lbs)

Spacing Centers

Size No. Plants

Cephalanthus occidentalis Buttonbush 6 Deepot 40 25

Salix exigua Sandbar willow 6 Deepot 40 25

Salix lasiolepis Arroyo willow 6 Deepot 40 25

Total containers 75

Acer negundo Box elder 8 Deepot 40 20

Artemisia douglasiana California mugwort 8 Deepot 40 20

Carex barbarae Santa Barbara carex 8 Deepot 40 25

Cephalanthus occidentalis Buttonbush 8 Deepot 40 20

Elymus occidentalis Western Goldenrod 8 Deepot 40 20

Fraxinus latifolia Oregon ash 8 Deepot 40 20

Platanus racemosa Western sycamore 8 Deepot 40 20

Total containers 145

Agrostis exarta spike bentgrass 5

Ambrosia psilostachya western ragweed 5

Artemisia douglasiana California mugwort 5

Carex barbarae Santa Barbara carex 5

Deschampsia elongata slender hairgrass 5

Elymus trachycaulus slender wheatgrass 10

Hordeum brachyantherum ssp.

californicum

California barley 5

Juncus Balticus Baltic rush 5

Juncus Effusus Common rush 5

Leymus triticoides creeping wild rye 10

Total seed (lbs/acre) 60

Agrostis exarta spike bentgrass 5

Ambrosia psilostachya western ragweed 5

Artemisia douglasiana California mugwort 5

Carex barbarae Santa Barbara carex 5

Deschampsia elongata slender hairgrass 5

Elymus occidentalis Western Goldenrod 10

Elymus trachycaulus slender wheatgrass 5

Eschscholzia californica California Poppy 5

Hordeum brachyantherum ssp.

californicum

California barley 5

Leymus triticoides creeping wild rye 10

Total seed (lbs/acre) 60

Total Project Container Plants

Riparian bench 20:1 slope

Species Name

1335 0.1

Seed

Common Name

T u b e

C el l

8665 0.2

Planting Schedule - Sac River 55.2

Area of Planting Zone (sq.

ft)

Area of Planting Zone (ac)

Notes

Container plants

Riparian bench 3:1 slope

0.23 Both riparian

benchs

0.88 Upper Slope

10000

38345

File details come from the government source that posted it. Updated .