A04_MIMA_SOW_Attachments_A_B.pdf

ATTACHMENT A: LIST OF TASKS:

PART 2: IRONWORK RAILING AND GATE REPAIRS (R-1 T0 R-15)

R-1 Buttrick Garden Terraces, Sunken Garden, west gates

One panel piece has detached, overall rusted and peeling black coating.

Dimensions: 58” wide x 78” height

Re-attached scroll panel.

Remove all rust and recoat with black.

R-2 Buttrick Garden Terraces, Sunken Garden, east gates

Gates removed, overall rusted and peeling black coating.

Dimensions: 58” wide x 78” height

Remove all rust and recoat with black. Re-attach gates.

R-3 Buttrick Garden Terraces, Sunken Garden Overlook, wrought Iron panel

Rust and peeling black coating.

Dimensions: 170” length x 36” height

Sandblast to remove damaged paint and all rust, recoat all ironwork with satin black to match existing coated iron work.

Reinstall all removed sections.

R-4 Buttrick Garden Terraces, Sunken Garden steps

Good condition, example of safety railing

None

R-5 Buttrick Garden Terraces, Steps east of Sunken Garden

Three connected panels that extend from upper terrace to gateway. Rusted and peeling paint.

Panels are 53 x34,” 75 x 34,” and 58 x 34”

Remove all rust and recoat with satin black to match existing ironwork.

R-6 Buttrick Garden Terraces, Steps east of Sunken Garden, Gate at top of steps

Low gate hung on two iron side panels and attached to brick pillars.

Dimensions: 48” width x 21” height

Remove all rust and recoat

R-7 Buttrick Garden Terraces, Upper Terrace by Cherry Tree at southeast corner of Flower Garden and northeast corner of Sunken Garden

Good condition

Dimensions: 94” length x 26” height

R-8 Buttrick Garden

Terrace just north of Cherry Tree at southeast corner of Flower Garden

Low gate hung on two iron side panels and attached to brick pillars. GATE

MISSING

Dimensions: 48” width x 26” height

Remove all rust and recoat with satin black to match existing ironwork.

Fabricate replacement gate to match two other extant low gates.

R-9 Buttrick Garden Terraces, Mid Terrace just below Cherry Tree and southeast of Flower Garden

Terrace railing with five panels, longest panel is arched.

Missing one decorative spherical cap.

Dimensions: 36 x 34”, 48 x 34”, 198 x 34”, 48 x 34”, and 36 x 34”

Remove all rust and recoat existing ironwork.

Install one replacement spherical cap to match existing.

R-10 Buttrick Garden Terraces, Mid Terrace just below Cherry Tree and southeast of Flower Garden

Missing Railing section

Dimensions: 96” length x 34” height

Disregard temporary panel in picture

Fabricate and coat fence section to match existing ironwork. Attach to existing railing and to low brick/bluestone retaining wall to withstand 300 lbs.

R-11 Buttrick Garden Terraces, Lower Terrace near Concord River, north side

Terrace panels, repaired and coated about 10 years ago, only upper railing is rusting (see image)

Dimensions: 128” length x 36” height

Address rust on upper railing. No other work needed.

R-12 Buttrick Garden Terraces, Lower Terrace near Concord River, south side

Terrace panels, repaired and coated about 10 years ago, only upper railing is rusting (see image)

Dimensions: 128”

No rust.

R-13 Buttrick Garden

Terrace near Concord River, east side

Terrace panels, repaired and coated about 10 years ago, only upper railing is rusting (see image)

Dimensions: 236”

Address rust on upper railing. No other work needed.

R-14 Buttrick Garden

Terrace near Concord River, north side

Note how securely affixed to granite and bluestone pillar

R-15 Buttrick Garden

Terrace just south of large oak tree and northeast of Flower Garden

Low gate hung on two iron side panels and attached to brick pillars.

Dimensions: 48” width x 26” height

Remove all rust and recoat

PART 3 BLUESTONE WALKWAYS AND STEPS (W-1 TO W-5)

W-1a Buttrick Garden, Mid terrace near cherry tree

Damaged bricks Replace two bricks and mortar in place. Match color of existing mortar

W-1b Buttrick Garden, Mid terrace near cherry tree

Undersized/cracked stones in terrace

Replace two cracked/ small stones with two larger stones

W-1c Buttrick Garden, Mid terrace near cherry tree

Undersized/cracked stones in terrace

Replace two cracked/ small stones with two larger stones

1 2

W-1d Buttrick Garden, Mid terrace near cherry tree

Stones that have settled and are uneven

Reset uneven stones at north edge of terrace near step

Area = 36” x 144”

W-2a Buttrick Garden Terraces, upper terrace walkway

Bluestone walk and steps, 80 ft (= 26’ + 22’ + 18’ + 14’) length, 42” width with four sets of steps

Cracked step, settled walkway, and collapsed brick edging

Three steps with cracks to remain in place.

Reset brick edging along 70 ft, both edges (total 140’ of brick edge, approx. 50 ft in good condition).

Reset bluestone in all four walk sections that are adjacent to steps to eliminate tripping hazards as detailed in W-2a, b, c, d

Area = 48” x 84”

W-2b Buttrick Garden Terraces, upper terrace walkway

Stones that have settled near steps

Reset bluestone next to steps to eliminate tripping hazard

Area = 48” x 84”

W-2c Buttrick Garden terrace walkway

Cracked bluestone, 18” x 32”

Repair cracked bluestone with replacement stone

Reset bluestone next to steps

Area = 48” x 72”

W-2d Buttrick Garden terrace walkway

Reset bluestone next to steps

Area = 28” x 60”

W-3a Buttrick Garden Terraces, flight of bluestone steps from Flower Garden to River Overlook Terrace

44 steps with five bluestone landings – two steps need stabilization

Stabilize one loose step, reset one step that is tilted. Reset bluestones in three of the five landings as detailed in W-3b, c, d

W-3b Buttrick Garden Terraces, flight of steps, Second landing and intersection with N-S walkway

Uneven and cracked stones

Rotate stone with chipped corner 180 degrees, reset four uneven bluestones, Area = 60 x 60”

W-3c Buttrick Garden steps, Third (middle) landing

Uneven stones and gap between stones

Reset four uneven bluestones, reduce gaps, add polymeric sand, W-3d Buttrick Garden steps, fourth (lower) landing

Uneven stones and gap between stones

Reset four uneven bluestones, reduce gaps, add polymeric sand

W-4 Buttrick Garden, lower terrace

Missing bench at lower terrace

Reset pad for garden bench and install bench (bench provided)

1 2 3

1 2

3 4

1 2

5 4 3

W-5 Buttrick Garden Terraces, short flights of steps

Missing handrails on five short runs of steps, 80” to 96”

Add handrails to one side.

W-6-a,b,c,d,e

END OF SECTION

ATTACHMENT B: OPTION 1

# Location Description Action Picture

OPTION 1: TREE AND SHRUB PRUNING AND REMOVALS (T-1 TO T-10)

T-1 Buttrick Garden Terraces, northeast of east brick terrace

Red Oak, 32” dbh

Red Oak 36”dbh

Hemlock 30” dbh

(TREES WILL BE

MARKED WITH

FLAGGING TAPE)

Prune deadwood branches only and inspect cables.

T-2 Buttrick Garden Terraces, south of Sunken Garden overlook

Mulberry, 4” and 6” dbh

Dogwood (dead), 10” dbh

Dogwood (dead) 10” dbh

Magnolia (dead) multi-stem

Flush cut and remove entire tree. Leave stump in place.

T-3 Buttrick Garden Terraces, west of Sunken Garden and along North Bridge Trail

Yew planting, 12 to 15’ height

Prune to reduce height to 6 to 8 feet

T-4 Buttrick Garden Terraces, west of Sunken Garden

Glossy buckthorn, 1” to 3” dbh stacked in brush pile at edge of garden.

Remove pile of approx.. 50 young invasive trees, mostly glossy buckthorn to be stacked in brush pile by volunteers.

T-5 Buttrick Garden Terraces, West Slope Garden

Birds Nest Spruce, 15’ height

Remove deadwood and broken branches

T-6 Buttrick Garden Terraces, northwest of North Bridge Visitor Center

Mature Sugar Maple 24” dbh

Prune deadwood that is over walkway.

T-7 Buttrick Garden

Slope upper area

Norway Maple, 30” dbh

Prune deadwood

T-8 Buttrick Garden Terraces, West Slope upper area

Norway Maple, 32” dbh

T-9 Buttrick Garden

Slope upper area

Eastern Hemlock, 10 and 12” dbh

T-10 Buttrick Garden

Slope upper area

Flowering Dogwood white, 14” dbh