REHABILITATION OF THE HIGH BRIDGE SCHEMATIC DESIGN PRESENTATION TO: COMMUNITY BOARDS 4 (BX) & 12 (MN) OCTOBER 4 & 5, 2010

Size: px

Start display at page:

Download "REHABILITATION OF THE HIGH BRIDGE SCHEMATIC DESIGN PRESENTATION TO: COMMUNITY BOARDS 4 (BX) & 12 (MN) OCTOBER 4 & 5, 2010"

Amberly Anderson
6 years ago
Views:

1 REHABILITATION OF THE HIGH BRIDGE SCHEMATIC DESIGN PRESENTATION TO: COMMUNITY BOARDS 4 (BX) & 12 (MN) OCTOBER 4 & 5, 2010

2 LOCATION I-95 MANHATTAN Highbridge Park BRONX

3 AERIAL VIEW MANHATTAN WATER TOWER HARLEM RIVER 9-MASONRY ARCH SPANS 1928 STEEL ARCH SPAN BRONX 1-MASONRY ARCH SPAN OVER RAMP

4 PUBLIC COMMENTS

5 PUBLIC COMMENTS Bridge Use Design for safe sharing by pedestrians & bicyclists Add benches Strong, tall fence needed Bridge Appearance Clean the stone arches Safety fence should be minimal to preserve views Preserve historic appearance Show historic aqueduct pipe Add lighting on walkway and for decoration

6 PUBLIC COMMENTS Education Include signs to tell the bridge history If possible, create access or views to the aqueduct pipe below Operations Allow regular bicycle commuting/should be open late Need security (PEP & Rangers / lighting, fencing, call boxes) Have festivals on the bridge (Future) Develop public uses for the gatehouses

7 HISTORICAL SIGNIFICANCE Exterior Granite arches, piers and copings (1848) Steel arch (1928) Brick walkway (1864 & 1928) Iron railings (1864 & 1928) Light fixtures (1935) Gatehouses - not in contract Ventilators - not in contract Interior Aqueduct pipes and pedestals Structural brick arch & tie rods

8 SCHEMATIC DESIGN STRUCTURAL IMPROVEMENTS

9 STRUCTURAL REHABILITATION MASONRY ARCH SPANS AND WALKWAY Waterproof deck Add new steel tie rods below deck Repoint & clean all masonry (funding permitting)

WROUGHT IRON TIE RODS @ 5 C/C *175 TOTAL TIE RODS 13-9

BRICK ARCH - GOOD CONDITION ASPHALT WATER- PROOFING -

BRICK WALKWAY BRICK ARCH AND TIE ROD * TIE RODS 5% TO 90%

10 STRUCTURAL REHABILITATION MASONRY ARCH SPANS AND WALKWAY 1 ¾ DIA. WROUGHT IRON TIE 5 C/C *175 TOTAL TIE RODS 13-9 BRICK ARCH SPAN BRICK PAVERS GENERALLY GOOD CONDITION 12 BRICK ARCH - GOOD CONDITION ASPHALT WATER- PROOFING - POOR CONDITION BRICK UNDERLAYER, VARIABLE DEPTH 1864 BRICK WALKWAY BRICK ARCH AND TIE ROD * TIE RODS 5% TO 90% MATERIAL SECTION LOSS 90 TIE RODS HAVE > 25% MATERIAL SECTION LOSS MASONRY ARCH SPAN SCHEMATIC SECTION THROUGH ATTIC

11 STRUCTURAL REHABILITATION STEEL ARCH SPAN AND WALKWAY Waterproof deck Repair and strengthen steel members Abate lead paint and repaint

MESH REINFORCING PROBE REVEALED SEVERAL HOLLOW AREAS TEST PIT AT STEEL

12 STRUCTURAL REHABILITATION STEEL ARCH SPAN AND WALKWAY BRICK PAVERS 1 VERTICAL DISPLACMENT AT EDGES DUE TO FROST HEAVE 3 MORTAR SLAB WITH MESH REINFORCING PROBE REVEALED SEVERAL HOLLOW AREAS TEST PIT AT STEEL ARCH DECK STEEL ARCH SPAN SCHEMATIC CROSS SECTION STEEL ARCH FRAMING - STRINGER

13 STRUCTURAL REHABILITATION AQUEDUCT PIPE Stabilize and preserve pipes Reset shifted cradle supports

14 HIGH BRIDGE SAFETY IMPROVEMENTS

15 EXISTING WALKWAY AND LIGHTING

16 SAFETY FENCE FENCE MATERIAL ALTERNATIVES McNICHOLS 1 X1 Opening Wire Mesh Jakob W50mm Aperture w/ 3mm Dia. Rope McNICHOLS 1 X3 Opening Wire Mesh Jakob W60mm Aperture w/ 3mm Dia. Rope Jakob W40mm Aperture w/ 3mm Dia. Rope Jakob W60mm Aperture w/ 2mm Dia. Rope

17 SAFETY FENCE AND RESTORED LIGHTING

18 ARCHITECTURAL LIGHTING (UNFUNDED)

19 HIGH BRIDGE ACCESS & USE IMPROVEMENTS

20 EXISTING BRIDGE ACCESS - BRONX

21 EXISTING BRIDGE ACCESS - MANHATTAN Less severe slope - north side

22 ACCESS RAMPS MANHATTAN AND BRONX OVERALL PLAN

23 ACCESS RAMPS BRONX

24 ACCESS RAMP RENDERING BRONX

25 ACCESS RAMP RENDERING BRONX

26 ACCESS RAMPS MANHATTAN

27 ACCESS RAMP RENDERING MANHATTAN

28 ACCESS RAMP RENDERING MANHATTAN

29 ACCESS VIEWING PLATFORMS

30 PROJECT SCHEDULE Design Start FEBRUARY 2010 Final Design Completion SPRING 2011 Construction Start FALL 2011 Construction Completion FALL 2013

31 PROJECT FUNDING Total Funding = $62 Million $49.6 Million through PlaNYC $5 Million through Rep. José E. Serrano $7.2 Million in other federal grants

32 HIGH BRIDGE Rehabilitation of the High Bridge has been made possible by funding allocated by Mayor Bloomberg. It is one of eight Regional Parks to be improved through the PlaNYC program, providing expanded recreation to local residents and regional visitors. Unveiled on Earth Day 2007, PlaNYC is an ambitious and practical plan to make New York City America s first sustainable city. As part of this plan, Mayor Bloomberg has pledged to provide more recreational opportunities to keep New Yorkers healthy and active. The High Bridge is owned and operated by the Department of Parks & Recreation. The rehabilitation project is managed by the Department of Design + Construction. The project design team is led by Lichtenstein Consulting Engineers, PC.

CHANCELLORS RESIDENCE ANNUAL INSPECTION REPORT BY BOT GOVERNANCE COMMITTEE MEMBERS A. ITEMS FROM PREVIOUS SITE INSPECTIONS-INCOMPLETE OR ON HOLD

TAB D-2b CHANCELLORS RESIDENCE ANNUAL INSPECTION REPORT BY BOT GOVERNANCE COMMITTEE MEMBERS August 5, 2015 Items added to Inspection performed by Facilities Management Team of July 16, 2015 The care of