section b-1 structural drawings no. of drawing no ...purchasing.houstontx.gov/bids/c26175/structural...

SECTION B-1

STRUCTURAL DRAWINGS Drawing No.

Description

No. of Pages

02752-02 Sidewalk Expansion and Construction Joint Details 1 02754-01 Reinforced Concrete Driveway and Sidewalk Details

on Curbed Type Streets 1

02754-02 Driveways with Culverts or Valley Gutters on Open Ditch Type Streets

1

02771-01 Curb, Curb and Gutter and Header Details 1 02775-01 Concrete Sidewalk Details for Streets with Curbs 1 02775-02 Wheel Chair Ramp Details 1 02775-03 Parallel Curb Ramp 1 02775-04 Curb Modifications for Wheel Chair Ramps &

Crosswalks 1

100 Fire Station Driveway: 8” Driveway 1 101 Communications Bldg. Slab 5 102 Grade Beam 1 103 Foundation Repair 1 104 Generator Bldg. Slab 2 105 Typical Guard Post Detail 1 106 Pipe Protector Detail 1 107 Storm Inlet Detail 1 108 Trench Detail 1 109 Storm Pipe Detail 1 110 Trench & Inlet Detail 1 COHTA1-2 Type-A Grate Inlet 1 110A Reinforced Concrete Culvert Pipe 2 111 Typical drilled pier 1 112 Typical existing foundation, new stabilizing pier 1 113 Slotted drain 5 114 Pavement under-cut detail where drive meets street 1 115 Pavement detail where drive meets street 1 Drawing #101 Sheet 3 of 5

Change sentence at top of drawing to read: “Provide #5 vertical reinforcement bars in concrete masonry units spaced 32” o.c. maximum, bars to penetrate slab 6” minimum (typical).

Drawing # 110A – RE-INFORCED CONCRETE CULVERT PIPE

SHEET 1 of 2

Drawing # 110A – RE-INFORCED CONCRETE CULVERT PIPE

SHEET 2 of 2

Drawing # 111 – TYPICAL BELL BOTTOM PIER FOR NEW BUILDING CONSTRUCTION

BID NOTE: DEPTH, SHAFT DIAMETER AND BELL SIZES WILL VARY FOR EACH PROJECT PER ENGINEERS DESIGN.

Drawing # 113 – TWO TYPICAL TYPES OF SLOTTED DRAINS

BID NOTE: DIAMETER AND METAL GAUGES WILL VARY FOR EACH PROJECT PER ENGINEERS DESIGN.

SHEET 1 of 5

Draw

ing

# 11

3 –

HWY

LOAD

ING

SHEE

T 2

of 5

Drawing # 113 – MESH DETAIL

SHEET 3 of 5

Drawing # 113 – STRAIGHT SIDED GRATE

SHEET 4 of 5

Drawing # 113 – TRAPEZOIDAL GRATE DETAIL

SHEET 5 of 5

Drawing # 114 – UNDER-CUT ASPHALT STREET FOR NEW 8” CONCRETE DRIVEWAY

SECTION TYPICAL EXISTING CONDITION TO BE REPLACED

NTS

EXISTING ASPHALT STREET

TYPICAL EXISTING 6” CONCRETE DRIVEWAY

SECTION TYPICAL UNDER-CUT FOR NEW 8” CONCRETE

DRIVEWAY AT STREET EXISTING ASPHALT STREET

TYPICAL “NEW” 8” CONCRETE DRIVEWAY W/ TWO LAYERS #4 RE-BAR @ 18” O.C.E.W.

← 12” → MIN.

←6” → MIN.

↑ 6” MIN.

↓

↑ 8” ↓

6” LIME STABILIZED SUB-GRADE

← 12” + / - →

EXISTING SHELL BASE OR EQUAL

↑ 8”MIN

↓

SAW-CUT – 2” MIN.

SECTION TYPICAL EXISTING CONDITION TO BE REPLACED

NTS

EXISTING ASPHALT STREET

TYPICAL EXISTING 6” CONCRETE DRIVEWAY

SECTION TYPICAL JOINT FOR NEW 8” CONCRETE DRIVEWAY AT

STREET

EXISTING CONCRETE STREET

TYPICAL “NEW” 8” CONCRETE DRIVEWAY W/ TWO LAYERS #4 RE-BAR @ 18” O.C.E.W.

← 12” → MIN.

↑ 6” MIN.

↓

↑ 8” ↓

6” LIME STABILIZED SUB-GRADE

← 12” → + / -

EXISTING SUB-GRADE

↑ 8”MIN

↓

SAW-CUT – 6” MIN.

Drawing # 115 – JOINING “NEW” 8” CONCRETE DRIVEWAY TO EXISTING CONCRETE STREET

COMPACT SUB-GRADE @ GRADE BEAM

DRILL & EPOXY #5 REBAR ON 16” CENTERS @ 8” DEPTH AND EXTEND 12” MIN. INTO NEW CONCRETE.