2023-0213_NPS_BOST_254798_DD_CD_-_Addendum_G_Drawings_0003.pdf

THIS PROJECT

HARDSCAPE PROJECT

(BOST 227374)

MONUMENT

RESTORATION

PROJECT

(BOST 254798)

THIS PROJECT

PMIS/PKG NO.

DRAWING NO.

SHEET

CONSULTANT:

TITLE OF DRAWING

OF

BUILDING

CONSERVATION

ASSOCIATES

BOSTON, MA

LOCATION WITHIN PARK

NAME OF PARK

COUNTY STATREGION

NATIONAL PARK SERVICE

UNITED STATES

DEPARTMENT OF THE INTERIOR

STRUCTURAL:

SILMAN

BOSTON, MAWASHINGTON, DC

smithgroup.com

PRIME/ARCH:

SMITHGROUP

SMITHGROUP Mark Sheet(s) REVISION Date Initial

APPROVED:

Regional Director Date

Superintendent Date

RECOMMENDED:

RECOMMENDED:

Project Manager Date

:3 :3

A M

A u to d e s k

D o c s C li e n t P ro je c ts

N a ti o n a l P a rk

S e rv ic e N P S B O S T

D D

C D .r v t

A u th o r

MONUMENT AND HARDSCAPE

RESTORATION

254798

165882

691SUFFOLK

DORCHESTER HEIGHTS

DORCHESTER HEIGHTS MONUMENT

NE MA

FINAL CONSTRUCTION DOCUMENTS

BOSTON NATIONAL HISTORICAL SITE

(BOST)

DRAWING LIST

SHEET # OF # SUBSHEET SHEET TITLE

GENERAL

2 OF 69 G0.1 ABBREVIATIONS AND SYMBOLS

3 OF 69 G0.2 SITE STAGING AND ACCESS PLAN

4 OF 69 G1.0 PROJECT NARRATIVE & BUILDING CODE SUMMARY

ARCHITECTURAL DEMOLITION

5 OF 69 AD2.1 CRAWL SPACE AND LEVEL 1 DEMOLITION FLOOR PLANS

6 OF 69 AD2.2 LEVEL 2, LEVEL 3, AND LANTERN DEMOLITION FLOOR PLANS

7 OF 69 AD3.1 CRAWL SPACE AND LEVEL 1 DEMOLITION REF CEILING PLANS

8 OF 69 AD3.2 LEVEL 2, LEVEL 3, AND LANTERN DEMOLITION REF CEILING PLANS

9 OF 69 AD4.1 BUILDING DEMOLITION SECTIONS

10 OF 69 AD4.2 DEMOLITION DETAILS

11 OF 69 HD1.0 HAZMAT ABATEMENT SITE PLAN

12 OF 69 HD1.1 HAZMAT ABATEMENT FLOOR PLAN & BUILDING SECTION

ARCHITECTURAL

13 OF 69 A1.1 ARCHITECTURAL SITE PLAN

14 OF 69 A2.1 CRAWL SPACE AND LEVEL 1 FLOOR PLANS

15 OF 69 A2.2 LEVEL 2, LEVEL 3, AND LANTERN FLOOR PLANS

16 OF 69 A3.1 CRAWL SPACE AND LEVEL 1 REF CEILING PLANS

17 OF 69 A3.2 LEVEL 2, LEVEL 3, AND LANTERN REF CEILING PLANS

18 OF 69 A4.1 WEST ELEVATION

19 OF 69 A4.2 NORTH ELEVATION

20 OF 69 A4.3 EAST ELEVATION

21 OF 69 A4.4 SOUTH ELEVATION

22 OF 69 A4.5 EAST-WEST SECTION

23 OF 69 A4.6 NORTH-SOUTH SECTION

24 OF 69 A5.1 LEVEL 2 & LEVEL 3 SECTION DETAILS

25 OF 69 A5.2 LEVEL 3 SECTION DETAILS

26 OF 69 A5.3 LEVEL 4, DRUM, AND LANTERN SECTION DETAILS

27 OF 69 A5.4 ENLARGED ROOF PLAN DETAILS

28 OF 69 A5.5 ENLARGED ROOF PLAN DETAILS

29 OF 69 A5.6 ENLARGED ROOF PLAN DETAILS

30 OF 69 A5.7 ROOFING AND FLASHING DETAILS

31 OF 69 A6.1 CRAWL SPACE AND PLINTH SLAB

32 OF 69 A6.2 LEVEL 1 FLOOR GRATE DETAILS

33 OF 69 A6.3 ENTRY DOOR DETAILS

34 OF 69 A6.4 "SQUARE" STAIR ELEVATIONS

35 OF 69 A6.5 "SQUARE" STAIR ELEVATIONS

36 OF 69 A6.6 "SQUARE" STAIR DETAILS

37 OF 69 A6.7 LEVEL 2 AND LEVEL 3 DOOR DETAILS

38 OF 69 A6.8 LEVEL 2 AND LEVEL 3 DOOR DETAILS

39 OF 69 A6.9 LEVEL 3 FLASHING AND LANTERN WATERPROOFING & FLASHING DETAILS

40 OF 69 A6.10 LEVEL 3 SPIRAL STAIR ENCLOSURE DETAILS

41 OF 69 A6.11 LEVEL 3 SPIRAL STAIR ENCLOSURE DETAILS

MASONRY RESTORATION

42 OF 69 R1.1 MASONRY RESTORATION WEST ELEVATION

43 OF 69 R1.2 MASONRY RESTORATION NORTH ELEVATION

44 OF 69 R1.3 MASONRY RESTORATION EAST ELEVATION

45 OF 69 R1.4 MASONRY RESTORATION SOUTH ELEVATION

46 OF 69 R1.5 MASONRY RESTORATION WEST INTERIOR

47 OF 69 R1.6 MASONRY RESTORATION NORTH INTERIOR

48 OF 69 R1.7 MASONRY RESTORATION EAST INTERIOR

49 OF 69 R1.8 MASONRY RESTORATION SOUTH INTERIOR

50 OF 69 R1.9 MASONRY RESTORATION QUANTITY SCHEDULE - BASE BID

51 OF 69 R1.10 MASONRY RESTORATION QUANTITY SCHEDULE - OPTIONS

52 OF 69 R1.11 MASONRY RESTORATION DETAILS

STRUCTURAL

53 OF 69 S0.1 GENERAL STRUCTURAL NOTES AND LEGEND

54 OF 69 S0.2 DESIGN PARAMETERS AND LOAD SCHEDULE

55 OF 69 S2.1 FOUNDATION PLAN AND FRAMING PLANS

56 OF 69 S4.1 SECTIONS

57 OF 69 S4.2 SECTIONS

58 OF 69 S5.1 TYPICAL DETAILS

59 OF 69 S5.2 TYPICAL DETAILS

ELECTRICAL

60 OF 69 E0.1 ELECTRICAL ABBREVIATIONS AND SYMBOLS

61 OF 69 E1.1 ELECTRICAL SITE POWER AND LIGHTING PLAN

62 OF 69 E1.2 ELECTRICAL SITE UTILITY PLAN

63 OF 69 ED2.1 ELECTRICAL CRAWL SPACE AND LEVEL 1 DEMOLITION FLOOR PLANS

64 OF 69 ED2.2 ELECTRICAL LEVEL 2, LEVEL 3, AND LANTERN DEMOLITION FLOOR PLANS

65 OF 69 E2.1 ELECTRICAL CRAWL SPACE AND LEVEL 1 POWER AND LIGHTING PLANS

66 OF 69 E2.2 ELECTRICAL LEVEL 2, LEVEL 3, AND LANTERN POWER AND LIGHTING PLANS

67 OF 69 E6.0 ELECTRICAL DETAILS

68 OF 69 E6.1 ELECTRICAL DETAILS

69 OF 69 E7.0 ELECTRICAL SCHEDULES

VICINITY MAP (NOT TO SCALE) LOCATION PLAN (NOT TO SCALE)

DRAWING LIST

SHEET # OF # SUBSHEET SHEET TITLE

1 OF 92 LP1 LOGISTICS PLAN

(NOT INCLUDED, SEE BOST 254798)

2 OF 92 LN GENERAL NOTES

3 OF 92 LG KEY PLAN

4 OF 92 LA ACCESSIBILITY PLAN

5 OF 92 L1 SITE PREP AND DEMOLITION

6 OF 92 L2 SITE PREP AND DEMOLITION

7 OF 92 L3 SITE PREP AND DEMOLITION

8 OF 92 L4 SITE PREP AND DEMOLITION

9 OF 92 L5 SITE PREP AND DEMOLITION

10 OF 92 L6 SITE PREP AND DEMOLITION

11 OF 92 L7 MATERIALS AND LAYOUT

12 OF 92 L8 MATERIALS AND LAYOUT

13 OF 92 L9 MATERIALS AND LAYOUT

14 OF 92 L10 MATERIALS AND LAYOUT

15 OF 92 L11 MATERIALS AND LAYOUT

16 OF 92 L12 MATERIALS AND LAYOUT

17 OF 92 L13 GRADING AND PLANTING

18 OF 92 L14 GRADING AND PLANTING

19 OF 92 L15 GRADING AND PLANTING

20 OF 92 L16 GRADING AND PLANTING

21 OF 92 L17 GRADING AND PLANTING

22 OF 92 L18 GRADING AND PLANTING

23 OF 92 L19 TREE PROTECTION

24 OF 92 L20 TREE PROTECTION

25 OF 92 L21 TREE PROTECTION

26 OF 92 L22 TREE PROTECTION

27 OF 92 L23 TREE PROTECTION

28 OF 92 L24 TREE PROTECTION

29 OF 92 L25 SITE DETAILS

30 OF 92 L26 SITE DETAILS

31 OF 92 L27 SITE DETAILS

32 OF 92 L28 SITE DETAILS

33 OF 92 L29 SITE DETAILS

34 OF 92 L30 SITE DETAILS

35 OF 92 L31 SITE DETAILS

36 OF 92 L32 IRRIGATION DETAILS

37 OF 92 L33 IRRIGATION DETAILS

38 OF 92 L34 IRRIGATION DETAILS

BOST 254798 - MONUMENT RESTORATION PROJECT BOST 227374 - HARDSCAPE PROJECT

DRAWING LIST

SHEET # OF # SUBSHEET SHEET TITLE

39 OF 92 C000 CIVIL NOTES

40 OF 92 C100 SITE UTILITY DEMOLITION & EROSION

CONTROL PLAN

41 OF 92 C101 SITE UTILITY DEMOLITION & EROSION

CONTROL PLAN SHEET 1

42 OF 92 C102 SITE UTILITY DEMOLITION & EROSION

CONTROL PLAN SHEET 2

43 OF 92 C103 SITE UTILITY DEMOLITION & EROSION

CONTROL PLAN SHEET 3

44 OF 92 C104 SITE UTILITY DEMOLITION & EROSION

CONTROL PLAN SHEET 4

45 OF 92 C105 SITE UTILITY DEMOLITION & EROSION

CONTROL PLAN SHEET 5

46 OF 92 C106 SITE UTILITY DEMOLITION & EROSION

CONTROL PLAN SHEET 6

47 OF 92 C200 SITE LAYOUT PLAN

48 OF 92 C201 SITE LAYOUT PLAN SHEET 1

49 OF 92 C202 SITE LAYOUT PLAN SHEET 2

50 OF 92 C203 SITE LAYOUT PLAN SHEET 3

51 OF 92 C204 SITE LAYOUT PLAN SHEET 4

52 OF 92 C205 SITE LAYOUT PLAN SHEET 5

53 OF 92 C206 SITE LAYOUT PLAN SHEET 6

54 OF 92 C207 UTILITY PROFILE WEST WALL

55 OF 92 C208 UTILITY PROFILE NORTH WALL

56 OF 92 C209 UTILITY PROFILE SOUTH WALL

57 OF 92 C300 EROSION CONTROL DETAILS

58 OF 92 C301 UTILITY DETAILS

59 OF 92 C302 STAIR, RAMP, & WALL ELEVATION VIEWS

DRAWING LIST

SHEET # OF # SUBSHEET SHEET TITLE

60 OF 92 S1.00 GENERAL STRUCTURAL PLAN & NOTES

61 OF 92 S1.01 DEMOLITION PLAN

62 OF 92 S1.02 WALL ALIGNMENT PLAN

63 OF 92 S1.03 WALL ALIGNMENT PLAN

64 OF 92 S2.00 MICROPILE LOCATION PLAN

65 OF 92 S2.01 MICROPILE LOCATION PLAN

66 OF 92 S2.02 MICROPILE LOCATION PLAN

67 OF 92 S2.03 MICROPILE LOCATION PLAN

68 OF 92 S2.04 MICROPILE LOCATION PLAN

69 OF 92 S2.05 MICROPILE LOCATION PLAN

70 OF 92 S2.06 MICROPILE LOCATION PLAN

71 OF 92 S2.07 MICROPILE LOCATION PLAN

72 OF 92 S2.08 MICROPILE LOCATION PLAN

73 OF 92 S2.09 MICROPILE LOCATION PLAN

74 OF 92 S3.00 FOUNDATION & WALL PLAN

75 OF 92 S3.01 FOUNDATION & WALL PLAN

76 OF 92 S3.02 FOUNDATION & WALL PLAN

77 OF 92 S3.03 FOUNDATION & WALL PLAN

78 OF 92 S3.04 FOUNDATION & WALL PLAN

79 OF 92 S3.05 FOUNDATION & WALL PLAN

80 OF 92 S3.06 FOUNDATION & WALL PLAN

81 OF 92 S3.07 FOUNDATION & WALL PLAN

82 OF 92 S3.08 FOUNDATION & WALL PLAN

83 OF 92 S3.09 FOUNDATION & WALL PLAN

84 OF 92 S4.00 WALL PROFILES

85 OF 92 S4.01 WALL PROFILES

86 OF 92 S4.02 ELEVATIONS VIEWS

87 OF 92 S4.03 ELEVATIONS VIEWS

88 OF 92 S4.04 ELEVATIONS VIEWS

89 OF 92 S5.00 SECTION VIEWS

90 OF 92 S5.01 SECTION VIEWS

91 OF 92 S6.00 STRUCTURAL DETAILS

92 OF 92 E1 SITE LIGHTING PLAN

DORCHESTER HEIGHTS MONUMENT AND HARDSCAPE RESTORATION PROJECTS

A2.2, A3.2, A4.1-A4.4, A5.1-A5.7, A6.3, A6.8-A6.11 ADDENDUM A 6/10/22A

AD4.1, AD4.2, A1.1, A5.2, R1.1-R1.4, S4.1 ADDENDUM BB 6/22/22

B

A2.1, A2.2, S2.1, S5.2 ADDENDUM CC 7/1/22

R1.1-R1.4, R1.10E ADDENDUM E 7/27/22

A2.2, A5.1, A5.2, A6.11G ADDENDUM G 2/13/23

A4.6

A4.5

PROVIDE NEW NORMAL WEIGHT

MESH-REINFORCED CAST-IN-

PLACE TOPPING SLAB SLOPED

TO DRAIN; POLISHED CONCRETE

FINISH

REPLACE EXISTING DOORS

AND FRAMES; REPLACE

STEEL LINTELS ABOVE

MASONRY OPENINGS PER

STRUCTURAL DWGS; TYPICAL

ALL DOORS - 201, 202,

203, AND 204

REPLACE EXISTING

BALUSTERS AT EACH

BALCONY WITH NEW

TO MATCH EXISTING

A5.1

A6.7

CLEAN AND RECOAT ALL

EXPOSED SURFACES OF THE

EXISTING STEEL STAIR AND

CIRCULAR STAIR; REMOVE

CORROSION AND LEAD-BASED

PAINT TO PREP SURFACE FOR

NEW COATING; TREAT ALL

EXPOSED STEEL SURFACES

WITH A PRIMER AND HIGH-

PERFORMANCE COATING

(OPTION F)

GUARDRAIL WITH NEW

PICKETS, RESUSE

EXISTING TOP CAP.

NEW WALL

MOUNTED PAINTED

METAL HANDRAIL

A4.2

A4.4

A4.3

A4.1

A6.7

DOOR 202

TO BE FIXED

IN PLACE

CLEAN AND RECOAT ALL EXPOSED

SURFACES OF THE EXISTING STEEL

STAIR AND CIRCULAR STAIR; REMOVE

CORROSION AND LEAD-BASED PAINT

TO PREP SURFACE FOR NEW

COATING; TREAT ALL EXPOSED STEEL

SURFACES WITH A PRIMER AND

HIGH-PERFORMANCE COATING

(OPTION H)

CONTROL JOINTS IN

CONCRETE SLAB

C

C

DG

ROOF 4: TOWER CHAMBER CORNICE

INSTALL 20 OZ. ZINC-TIN COATED

COPPER ROOFING OVER SELF-ADHERED

POLYETHYLENE FACED UNDERLAYMENT

INSTALL NEW NORMAL

WEIGHT CONCRETE FLOOR

PITCHED TO DRAIN; APPLY

PMMA ROOFING MEMBRANE

ON NEW CONCRETE

REINSTALL OBELISKS, CORNER PIERS,

BALUSTRADE, AND RAILINGS THAT WERE

REMOVED DURING PREVIOUS EMERGENCY

STABILIZATION; REFER TO MASONRY

RESTORATION DWGS

A6.7

A4.2

A4.4

A4.3

A4.1

INSTALL BIRD NET

WITHIN ARCHED

MASONRY OPENINGS;

TYPICAL

23'-9"

SLOPE TOPPING SLAB

TO DRAIN TO DOORS

201, 203, AND 204

WITH CRICKETS AT

EACH CORNER TO

DIRECT WATER AWAY

FROM CORNERS AND

OUT THROUGH ARCHED

OPENINGS

A

PROVIDE NEW PAINTED METAL

GRAVITY VENTILATOR SET ON

MANUFACTURER PROVIDED

CURB IN PLACE OF EXISTING

SKYLIGHT AT THE TOP OF

THE LEVEL 3 BELFRY

A5.4

REPLACE EIGHT (8)

LANTERN TIE RODS WITH

NEW STN STL TIE RODS;

SEE STRUCTURAL DWGS;

PROVIDE FLUID APPLIED

PMMA FLASHING AT BASE

OF RODS TO ZINC-TIN

COATED COPPER; SEE

STRUCTURAL DWGS

ROOF 1: LANTERN BASE

REPLACE ROOFING WITH NEW

20 OZ. ZINC-TIN COATED

COPPER WITH 2 LAYERS RED

ROSIN PAPER OVER SELF-

ADHERED POLYETHYLENE FACED

UNDERLAYMENT; INSTALL NEW

FLASHING AND COUNTER

FLASHING AT PILASTERS

ROOF 2: URN PLATFORM

INSTALL 20 OZ. ZINC-TIN

COATED COPPER ROOFING

OVER SELF-ADHERED

POLYETHYLENE FACED

UNDERLAYMENT

A

A A

1. DISMANTLING (FOR REASSEMBLY) OF THE UPPER

LEVELS OF THE MONUMENT REQUIRES DETAILED

EXISTING CONDITION DOCUMENTATION, CATALOGING,

AND PROTECTION OF SALVAGE MATERIALS FOR

CONTRACTING OFFICER (CO) APPROVAL BEFORE WORK

CAN BEGIN. CONTRACTOR TO PROVIDE SITE AND

MONUMENT PROTECTION AND LOGISTICAL PLAN FOR

APPROVAL PRIOR TO DISMANTLING ACTIVITIES PER

SPECIFICATIONS.

2. PROTECT EXISTING TO REMAIN MASONRY STRUCTURES

AND SURROUNDING LANDSCAPE AND HARDSCAPE

WITHIN THOMAS PARK.

3. ASSUME ALL SCOPE IS INCLUDED IN THE BASE BID

UNLESS NOTED AS AN OPTION. SEE SHEET G1.0 FOR

LIST OF ALL BID OPTIONS.

4. CAREFULLY DISMANTLE MASONRY WALL AS INDICATED.

TAKE CARE TO SALVAGE EXISTING MARBLE AND

BRICKS FOR REUSE PER SPECIFICATIONS.

5. REFER TO SHEET G1.0 FOR LIST OF ALL ITEMS TO

BE SALVAGED.

6. REFER TO THE RESTORATION SERIES DRAWINGS FOR

SCOPE OF BRICK MASONRY REBUILDING, REPAIR, AND

CLEANING.

7. REFER TO THE STRUCTURAL SERIES DRAWINGS FOR

ALL STRUCTURAL STABILIZATION OF MASONRY.

8. REFER TO THE STRUCTURAL SERIES DRAWINGS FOR

ALL STRUCTURAL SUPPORT AND DETAILS.

4 4 80

SCALE OF FEET

WASHINGTON, DC

PMIS/PKG NO.

DRAWING NO.

SHEET

SUB SHEET NO.DESIGNED:PRIME/ARCHITECTURE: TITLE OF SHEET

OF

CADD:

TECH REVIEW:

DATE:

SCALE A

SmithGroup

Structural:

Silman Boston, MA

Consultant 2:

Building Conser Assoc Boston, MA

165882

:3 :3

A M

A u to d e s k

D o c s C li e n t P ro je c ts

N a ti o n a l P a rk

S e rv ic e N P S B O S T

D D

C D .r v t

S J P

LEVEL 2, LEVEL 3, AND

LANTERN FLOOR PLANS

254798A2.2

SJP

SJP

DORCHESTER HEIGHTS MONUMENT1/21/2022

SCALE AA2.2

1 LEVEL 2 FLOOR PLAN

SCALE AA2.2

2 LEVEL 3 FLOOR PLAN

SCALE AA2.2

3 LANTERN FLOOR PLAN

GENERAL SHEET NOTES

LEVEL 3

TOP TREAD OF STAIR 7

7'-2 1/2"

LEVEL 2

STEEL LEDGER; SEE

STRUCTURAL DWGS

STEEL LEDGER; SEE

STRUCTURAL DWGS

CONT. STL PLATE; SEE

STRUCTURAL DWGS

SEE STRUCTURAL

DWGS FOR FRAMING

SUPPORT

8 1/2" 1'-0"

BOLTED CONNECTION BETWEEN STEEL

STAIR ENCLOSURE AND STRUCTURAL

FRAMING; SEE STRUCTURAL DWGS

CIRCULAR BENT PLATE POUR STOP TO

SUPPORT SLAB EDGE AND STAIR

ENCLOSURE; SEE STRUCTURAL DWGS

EXISTING MARBLE

CORNICE STONE

1/4" PER FT (2%) SLOPED CONCRETE

TOPPING SLAB WITH CURB AT STAIR EDGE

FINISHED WITH FLUID APPLIED URETHANE

TRAFFIC COATING OVER PMMA ROOFING

ROOF 4: TOWER CHAMBER CORNICE

20 OZ. ZINC-TIN COATED COPPER

WITH 2 LAYERS RED ROSIN PAPER

OVER SELF-ADHERED POLYETHYLENE

FACED UNDERLAYMENT

SPIRAL STAIR ENCLOSURE; SEE

SHEET A6.10 & A6.11 FOR DETAILS

HISTORIC

SPIRAL STAIR;

PROTECT

DURING

CONSTRUCTION

C E N T E R L

IN

E

O F

S P

IR

A L

S T A

IR

NON-SHRINK GROUT

MARBLE JAMB

1'-8 1/2"

SELF-ADHERED POLYETHYLENE

FACED UNDERLAYMENT AND PMMA

ROOFING INSTALLED CONTINUOUS

UNDER MARBLE THRESHOLD

GALVANIZED STEEL BASE RING WITH

HIGH PERFROMANCE COATING

GENERAL NOTE:

PROVIDE SOLDERED FLAT SEAM 20 OZ. ZINC-TIN COATED

COPPER, SEAMS ARE TO BE PERPENDICULAR TO THE WALLS

OF THE TOWER, SLOPE TO DRAIN, UNLESS NOTED OTHERWISE

EXISTING MARBLE FACE

STONE TO REMAIN

EXISTING BACKUP WALL TO REMAIN

LINE DENOTING LIMIT OF

MONUMENT DISMANTLING AND

REBUILDING; MONUMENT

STRUCTURAL FRAMING AND

MASONRY TO BE DISMANTLED

FROM LEVEL 3 STRUCTURE TO

TO THE TOP OF THE SPIRE &

WEATHERVANE

BRICK BARREL VAULT

BETWEEN STEEL

LEDGERS, 3-WYTHES;

7'-0" RADIUS AT

BOTTOM EDGE

SEE STRUCTURAL DWGS

FOR FRAMING SUPPORT

4" CLEATED

DRIP EDGE

A6.9

MAINTAIN 1" UNDERCUT

BELOW BALUSTRADE

REPAIR AND REBUILD UPPER

PORTIONS OF LEVEL 2 WALLS

AS REQUIRED FOLLOWING

INSTALLATION OF NEW STEEL

STRUCTURE AT LEVEL 3

A6.11

A6.9

PMMA ROOFING TO

LAP OVER BACK LEG

OF SILL PAN; SILL

PAN WITH END DAMS

INSTALLED UNDER

MARBLE THRESHOLD;

INCLUDE DRAINAGE

PAN BETWEEN THE

STONE AND SILL PAN;

SEE DETAIL 1/A6.9

A

A

INSTALL ADDITIONAL TREAD ON HISTORIC

SPIRAL STAIR TO MITIGATE STEP UP AND

OVER ELEVATED CONCRETE CURB

BG

REPLACE SELECT

BALUSTERS AT

BALCONIES; REFER TO

RESTORATION DWGS

6"11"

METAL GUARDRAIL

INSTALLED WITHIN

EXISTING MASONRY JAMB

IN FRONT OF LEVEL 2

DOORS; FINISH STEEL

SURFACES WITH A

PRIMER AND HIGH-

PERFORMANCE COATING

PROVIDE METAL DOOR, W/ SIX (6) GLAZED

PANELS AND TWO (2) PASSIVE VENTILATION

LOUVERS AT THE BASE; PROVIDE LOUVERS

WITH INTEGRAL BIRD SCREEN IN BOTTOM

RECESSED PANELS OF DOOR

INSTALL BIRD NET

ON EXTERIOR SIDE

OF GUARDRAIL

A6.8

2 Sim

12 0 126

SCALE OF INCHES

WASHINGTON, DC

PMIS/PKG NO.

DRAWING NO.

SHEET

SUB SHEET NO.DESIGNED:PRIME/ARCHITECTURE: TITLE OF SHEET

OF

CADD:

TECH REVIEW:

DATE:

SCALE A

SmithGroup

Structural:

Silman Boston, MA

Consultant 2:

Building Conser Assoc Boston, MA

165882

:3 :3

A M

A u to d e s k

D o c s C li e n t P ro je c ts

N a ti o n a l P a rk

S e rv ic e N P S B O S T

D D

C D .r v t

A u th o r

LEVEL 2 & LEVEL 3

SECTION DETAILS

254798A5.1

Designer

Author

DORCHESTER HEIGHTS MONUMENT1/21/2022

SCALE AA5.1

2 LEVEL 3 SECTION DETAIL AT DOOR

SCALE AA5.1

1 LEVEL 2 BALCONY ROOFING DETAIL

LEVEL 3

TOP TREAD OF STAIR

BOLTED CONNECTION BETWEEN STEEL

STAIR ENCLOSURE AND STRUCTURAL

FRAMING; SEE STRUCTURAL DWGS

7'-2 1/2"

LEVEL 2

SEE STRUCTURAL DWGS

FOR FRAMING SUPPORT

STEEL LEDGER; SEE

STRUCTURAL DWGS

STEEL LEDGER; SEE

STRUCTURAL DWGS

CONT. STL PLATE; SEE

STRUCTURAL DWGS

CIRCULAR BENT PLATE POUR STOP TO

SUPPORT SLAB EDGE AND STAIR

ENCLOSURE; SEE STRUCTURAL DWGS

SEE STRUCTURAL DWGS

FOR FRAMING SUPPORT

EXISTING MARBLE

CORNICE STONE

1/4" PER FT (2%) SLOPED CONCRETE

TOPPING SLAB WITH CURB AT STAIR EDGE

FINISHED WITH FLUID APPLIED URETHANE

TRAFFIC COATING OVER PMMA ROOFING

RESET MARBLE FACE

STONE; SEE

RESTORATION DWGS

GROUTED CMU; SEE

STRUCTURAL DWGS

BUFF/ YELLOW BRICK

VENEER TO MATCH

ORIGINAL

5 1/2"

10"

5"

20 OZ. THROUGH

WALL FLASHING

DAMPPROOFING ON CMU WALL, BOTH SIDES

ROOF 4: TOWER CHAMBER CORNICE

20 OZ. ZINC-TIN COATED COPPER

WITH 2 LAYERS RED ROSIN PAPER

OVER SELF-ADHERED POLYETHYLENE

FACED UNDERLAYMENT

SPIRAL STAIR ENCLOSURE; SEE

SHEET A6.10 & A6.11 FOR DETAILS

HISTORIC SPIRAL

STAIR; PROTECT

DURING CONSTRUCTION

4'-10 1/2"

C E N T E R L

IN

E

O F

S P

IR

A L

S T A

IR

GALVANIZED STEEL BASE RING WITH

HIGH PERFROMANCE COATING

BRICK BARREL VAULT BETWEEN

STEEL LEDGERS, 2-WYTHES;

7'-0" RADIUS AT BOTTOM EDGE

EXISTING MARBLE FACE

STONE TO REMAIN

EXISTING BRICK BACKUP

WALL TO REMAIN

LINE DENOTING LIMIT OF

MONUMENT DISMANTLING AND

REBUILDING; MONUMENT

STRUCTURAL FRAMING AND

MASONRY TO BE DISMANTLED

FROM LEVEL 3 STRUCTURE

TO TO THE TOP OF THE

SPIRE & WEATHERVANE

4" CLEATED

DRIP EDGE

A6.11

MAINTAIN 1" UNDERCUT

BELOW BALUSTRADE

GENERAL NOTE:

PROVIDE SOLDERED FLAT SEAM 20 OZ. ZINC-TIN COATED

COPPER, SEAMS ARE TO BE PERPENDICULAR TO THE WALLS

OF THE TOWER, SLOPE TO DRAIN, UNLESS NOTED OTHERWISE

REPAIR AND REBUILD UPPER

PORTIONS OF LEVEL 2 WALLS

AS REQUIRED FOLLOWING

INSTALLATION OF NEW STEEL

STRUCTURE AT LEVEL 3

A5.7

1 AXO

VIEW

PARGE BRICK

AS PREP FOR

PMMA ROOFING

OPEN HEAD JOINT

WEEP HOLES @ 24"

O.C. MINIMUM ABOVE

FLASHING

OPEN HEAD JOINT

WEEP HOLES @ 24"

O.C. MINIMUM ABOVE

FLASHING

SEALANT OR

TRANSITION PER

PMMA MANUFACTURER

ADJUSTABLE HEIGHT PINTEL TIE WITH LADDER-

TYPE HORIZONTAL REINFORCEMENT EVERY 16”

O.C. VERTICAL AND 16" O.C. HORIZONTALLY

SPLIT TAIL ANCHORS,

SEE MASONRY

RESTORATION DWGS;

SEAL ALL ANCHOR

PENETRATIONS

SET LADDER-TYPE REINFORCEMENT

AND ANCHORS IN SEALANT WHERE

THEY PENETRATE THE DAMPROOFING;

APPLY DAMPPROOFING AROUND

PENETRATIONS TO PROPERLY SEAL

GROUT VOIDS

UNDER FLASHING

A

A

A

A

A

B

INSTALL ADDITIONAL TREAD ON HISTORIC

SPIRAL STAIR TO MITIGATE STEP UP AND

OVER ELEVATED CONCRETE CURB

CG

12 0 126

SCALE OF INCHES

WASHINGTON, DC

PMIS/PKG NO.

DRAWING NO.

SHEET

SUB SHEET NO.DESIGNED:PRIME/ARCHITECTURE: TITLE OF SHEET

OF

CADD:

TECH REVIEW:

DATE:

SCALE A

SmithGroup

Structural:

Silman Boston, MA

Consultant 2:

Building Conser Assoc Boston, MA

165882

:3 :3

A M

A u to d e s k

D o c s C li e n t P ro je c ts

N a ti o n a l P a rk

S e rv ic e N P S B O S T

D D

C D .r v t

A u th o r

LEVEL 3 SECTION

DETAILS

254798A5.2

Designer

Author

DORCHESTER HEIGHTS MONUMENT1/21/2022

SCALE AA5.2

1 LEVEL 3 SECTION DETAIL AT WALL

1/2" DIAMETER PULL AT

STEEL STAIR ENCLOSURE

1/4" GALVANIZED STEEL

DRUM ENCLOSURE WITH

HIGH PERFORMANCE

COATING

2"

1/4"

2"

CURVED HINGED STEEL DOOR,

GALVANIZED WITH PRIMER AND

HIGH PERFORMANCE COATING

AND WATERSEAL AT ALL SIDES

STEEL PULL

BOTH SIDES

1/4" GALVANIZED STEEL

DRUM ENCLOSURE WITH

PRIMER AND HIGH

PERFORMANCE COATING

ALL SIDES

A6.11

R 2

5 1 /4"

SIMILAR SECURITY LATCH

(BASIS OF DESIGN)

CUSTOM LATCH

INSIDE ENCLOSURE

RUBBER GASKET AT ALL

SIDES OF HINGED DOOR

LEVEL 3

BOLTED CONNECTION BETWEEN

STEEL STAIR ENCLOSURE AND

STRUCTURAL FRAMING; SEE

STRUCTURAL DWGS

STEEL LEDGER; SEE

STRUCTURAL DWGS

CIRCULAR BENT PLATE POUR STOP TO

SUPPORT SLAB EDGE AND STAIR

ENCLOSURE; SEE STRUCTURAL DWGS

SEE STRUCTURAL DWGS

FOR FRAMING SUPPORT

1/4" PER FT (2%) SLOPED

CONCRETE SLAB WITH CURB

AT STAIR EDGE FINISHED WITH

PMMA ROOFING; APPLY PMMA

ROOFING UP AND OVER STEEL

FLANGE OF STEEL ENCLOSURE

GALVANIZED SPIRAL STAIR ENCLOSURE

WITH HIGH PERFROMANCE COATING;

SEE SHEET A6.9 FOR DETAILS

GALVANIZED STEEL BASE RING

WITH HIGH PERFROMANCE COATING

BRICK BARREL VAULT BETWEEN

STEEL LEDGERS, 3-WYTHES;

7'-0" RADIUS AT BOTTOM EDGE

FLANGE AT BOTTOM OF STAIR

ENCLOSURE SUPPORTED BY

CONCRETE CURB SET IN SEALANT

SEE STRUCTURAL DWGS

FOR FRAMING SUPPORT

SEE STRUCTURAL DWGS FOR SIZE AND

REINFORCING AT CONC CURB

TOP TREAD

INSTALL FLUID

APPLIED URETHANE

TRAFFIC COATING

OVER PMMA ROOFING

AT LEVEL 03 SLAB

INSTALL ADDITIONAL TREAD ON HISTORIC

SPIRAL STAIR TO MITIGATE STEP UP AND

OVER ELEVATED CONCRETE CURB

EXISTING STEEL

SPIRAL STAIR

A

A

BG

6"

DRAWBAND

SEALANTSTN STL TIE DOWN ROD AT

EIGHT (8) LOCATIONS; SEE

STRUCTURAL DWGS

20 OZ. ZINT-TIN FLASHING

AT STN STL TIE RODS

INSTALL METAL HOOD, SEALED WITH

A CLAMP TO SHED BULK WATER

AWAY FROM THE TERMINATION OF

THE METAL ROOFING

PMMA FLASHING; PROVIDE

INSTALLATION AT BASE OF TIE

ROD ONLY AT A DISTANCE OF

6" MINIMUM OFF FACE OF TIE

ROD TO AVOID EXCESSIVE

COATING ON HISTORIC MARBLE

TWO (2) LAYERS RED

ROSIN PAPER OVER SELF

ADHERED UNDERLAYMENT

M

IN

MARBLE ROOF DECK

PLYWOOD DECKING

AND FRAMING AT

GRAVITY VENTILATOR

A

6" 6"

6 63 0

SCALE OF INCHES

2 2 40

SCALE OF FEET

WASHINGTON, DC

PMIS/PKG NO.

DRAWING NO.

SHEET

SUB SHEET NO.DESIGNED:PRIME/ARCHITECTURE: TITLE OF SHEET

OF

CADD:

TECH REVIEW:

DATE:

SCALE A

SCALE B

SmithGroup

Structural:

Silman Boston, MA

Consultant 2:

Building Conser Assoc Boston, MA

165882

:3 :3

A M

A u to d e s k

D o c s C li e n t P ro je c ts

N a ti o n a l P a rk

S e rv ic e N P S B O S T

D D

C D .r v t

A u th o r

LEVEL 3 SPIRAL STAIR

ENCLOSURE DETAILS

254798A6.11

Designer

Author

DORCHESTER HEIGHTS MONUMENT1/21/2022

SCALE AA6.11

1 SPIRAL STAIR ENCLOSURE DOOR PULL

SCALE AA6.11

2 SPIRAL STAIR ENCLOSURE DOOR LATCH

SCALE BA6.11

3 SPIRAL STAIR ENCLOSURE CURB DETAIL

SCALE AA6.11

4 TIE ROD FLASHING DETAIL