BRIDGE INSPECTION REPORT

Transcription

1 NC DEPARTMENT OF TRANSPORTATION ATTENTION DIVISION OF HIGHWAYS BRIDGE MANAGEMENT UNIT BRIDGE INSPECTION REPORT INSPECTION TYPE: Routine Inspection COUNTY IREDELL BRIDGE NUMBER INSPECTION CYCLE 2 YRS I-77 LAKE NORMAN ROUTE ACROSS M.P MILES SOUTH OF EXIT 35 LOCATION SINGLE 7' X 7' RCBC; 348' ALONG CENTERLINE OF CULVERT SUPERSTRUCTURE SUBSTRUCTURE SPANS LONGITUDE INSPECTION DATE 80 51' 32.70" LATITUDE 35 33' 39.72" PRESENT CONDITION POOR PRESENT POSTING NOT POSTED PROPOSED POSTING OTHER SIGNS PRESENT NONE Fracture Critical Temporary Shoring Scour Critical Scour POA No No No No SIGN NOTICE ISSUED FOR No No No WEIGHT LIMIT DELINEATORS NARROW BRIDGE NUMBERED REQUIRED LOOKING NORTH No No ONE LANE BRIDGE LOW CLEARANCE

2 NATIONAL BRIDGE INVENTORY STRUCTURE INVENTORY AND APPRAISAL Update Date: 07/22/2016 IDENTIFICATION (1) STATE NAME -NORTH CAROLINA BRIDGE SUFFICIENCY RATING = (8) STRUCTURE NUMBER(FEDERAL) STATUS = Structurally Deficient (5) INVENTORY ROUTE (ON/UNDER) - ON (2) STATE HIGHWAY DEPARTMENT DISTRICT 2 CLASSIFICATION (3) COUNTY 97 (4) PLACE (112)NBIS BRIDGE SYSTEM - NO (6) FEATURE INTERSECTED - LAKE NORMAN (104)HIGHWAY SYSTEM Is on the NHS 1 (7) FACILITY CARRIED I-77 (26) FUNCTIONAL CLASS - Arterial - Interstate 11 (9) LOCATION.6 MILES S. OF EXIT 35 (100)STRAHNET HIGHWAY - Interstate STRAHNET Route 1 (11)MILEPOINT 30 (101)PARALLEL STRUCTURE - No Parallel Structure N (16)LAT 35 33' 39.72" (17)LONG 80 51' 32.70" (102)DIRECTION OF TRAFFIC - 2-way Traffic 2 (98)BORDER BRIDGE STATE (99)BORDER BRIDGE STRUCTURE NO PCT SHARE (103)TEMPORARY STRUCTURE - (110)DESIGNATED NATIONAL NETWORK - On the National Network 1 STRUCTURE TYPE AND MATERIAL (20) TOLL (31) MAINTAIN - On Free Road 3 Private (Not Railroad) 26 (43) STRUCTURE TYPE MAIN: Concrete continuous TYPE - Culverts (includes frame culverts) 219 (22) OWNER - Private (Not Railroad) 26 (37) HISTORICAL SIGNIFICANCE - Not Eligible 5 (44) STRUCTURE TYPE APPR : TYPE CONDITION (45) NUMBER OF SPANS IN MAIN UNIT 1 (58) DECK N (46) NUMBER OF APPROACH SPANS (59) SUPERSTRUCTURE N (107)DECK STRUCTURE TYPE - N (60) SUBSTRUCTURE N (108)WEARING SURFACE / PROTECTIVE SYSTEM : (61) CHANNEL & CHANNEL PROTECTION 7 (A) TYPE OF WEARING SURFACE - (62) CULVERTS 4 (B) TYPE OF MEMBRANE - (C) TYPE OF DECK PROTECTION - (31) DESIGN LOAD LOAD RATING AND POSTING HS 20 5 AGE AND SERVICE (27) YEAR BUILT 2015 (106)YEAR RECONSTRUCTED (42) TYPE OF SERVICE : ON - Highway UNDER - Waterway 15 (28) LANES: ON STRUCTURE 4 UNDER STRUCTURE 0 (29) AVERAGE DAILY TRAFFIC (30) YEAR OF ADT 2013 (109) TRUCK ADT PCT 16% (19) BYPASS OR DETOUR LENGTH 1 MI (63) OPERATING RATING METHOD - Field Evaluation and Document 0 (64) OPERATING RATING - HS (65) INVENTORY RATING METHOD - Field Evaluation and Document 0 (66) INVENTORY RATING - (70) BRIDGE POSTING - HS-20 No Posting Required 36 5 (41) STRUCTURE OPEN, POSTED,OR CLOSED A DESCRIPTION - Open, No Restriction APPRAISAL (67) STRUCTURAL EVALUATION (68) DECK GEOMETRY 4 N GEOMETRIC DATA (69) UNDERCLEARANCES,VERTI & HORIZ N (48) LENGTH OF MAXIMUM SPAN 7 FT (71) WATERWAY ADEQUACY 7 (49) STRUCTURE LENGTH 7 FT (72) APPROACH ROADWAY ALIGNMENT 8 (50)CURB OR SIDEWALK: LEFT 000 FT RIGHT 000 FT (36) TRAFFIC SAFETY FEATURES 1NNN (51) BRIDGE ROADWAY WIDTH CURB TO CURB FT (113)SCOUR CRITICAL BRIDGES 8 (52) DECK WIDTH OUT TO OUT (32) APPROACH ROADWAY WIDTH (W/SHOULDERS) (33) BRIDGE MEDIAN - No Median FT 74 FT 0 (34) SKEW 15 (35) STRUCTURE FLARED 0 (10) INVENTORY ROUTE MIN VERT CLEAR (47) INVENTORY ROUTE TOTAL HORIZ CLEAR (53) MIN VERT CLEAR OVER BRIDGE RDWY FT 74 FT FT (54) MIN VERT UNDERCLEAR REF Not a Highway or Railroad 0 FT (55) MIN LAT UNDERCLEAR RT REF Not a Highway or Railroad (56) MIN LAT UNDERCLEAR LT REF FT 000 FT NAVIGATION DATA (38) NAVIGATION CONTROL - (111)PIER PROTECTION - No Navigational Control 0 (39) NAVIGATION VERTICAL CLEARANCE (116)VERT - LIFT BRIDGE NAV MIN VERT CLEAR (40) NAVIGATION HORIZONTAL CLEARANCE FT FT PROPOSED IMPROVEMENTS (75) TYPE OF WORK - (76) LENGTH OF STRUCTURE IMPROVEMENT (94) BRIDGE IMPROVEMENT COST (95) ROADWAY IMPROVEMENT COST (96) TOTAL PROJECT COST (97) YEAR OF IMPROVEMENT COST ESTIMATE (114)FUTURE ADT (115) YEAR FUTURE ADT 2025 INSPECTIONS (90) INSPECTION DATE (92) CRITICAL FEATURE INSPECTION : (93) CFI DATE A) FRACTURE CRIT DETAIL - B) UNDERWATER INSP - C) OTHER SPECIAL INSP SCOUR NO NO NO A) B) C)

3 BRIDGE MANAGEMENT UNIT DATA ON EXISTING STRUCTURE Update Date: 07/22/2016 COUNTY : DIVISION : DISTRICT: STRUCTURE NUMBER : LENGTH : IREDELL FEET ROUTE CARRIED : FEATURE INTERSECTED : I-77 LAKE NORMAN LOCATED : BRIDGE NAME :.6 MILES S. OF EXIT 35 CITY : *MOORESVILLE FUNC. CLASS : SYST.ON : SYST.UNDER : ADT & YR : RAIL TYPE : 11 FA NFA LT 0 RT 0 BUILT : BY : PROJ : FED.AID PROJ : DESIGN LOAD : 2015 HS 20 REHAB : BY : PROJ : ALIGNMENT : SKEW : LANES : TAN 105 ON 4 UNDER 0 NAVIGATION : HT. CRN. TO BED : WATER DEPTH : VC FT HC FT 23 FT 1 FT SUPERSTRUCTURE : SINGLE 7X 7 RCBC; 348' ALONG CENTERLINE OF CULVERT SUBSTRUCTURE : SPANS : BEAMS OR GIRDERS : FLOOR : ENCROACHMENT : DECK (OUT TO OUT) : FT CLEAR ROADWAY : BETWEEN RAILS : SIDEWALK OR CURB : FT FT LT FT RT FT VERT.CL.OVER : FT INV.RTG. : OPE.RTG. : CONTR.MEMBER : POSTED : HS-20 HS-26 SV TTST DATE SYSTEM : GREEN LINE ROUTE : Primary Interstate Y UNDER ROUTES AND CLEARANCES REMARKS :

4 BRIDGE I & A FORM1 (90)A BRIDGE INSPECTION RECORD AND SUMMARY (R. C. BOX CULVERTS) INSPECTION TYPE Routine Inspection INSPECTION DATE ROUTE ORIENTATION S - N BRIDGE NO ROUTE OVER EVALUATION S: CRITICAL (C, 0-3); POOR (P, 4); FAIR (F, 5, 6); GOOD (G, 7-9) 1. Top Slab 2. Bottom Slab 3. Ext. & Int. Walls 4. Wingwalls - Retaining Walls 5. Headwalls, Toewalls, Flumes 6. Structure Alignment - Settlement 7. Drainage Systems (On Structure) 8. Channel & Channel Protection 9. Approach Roadway Condition 10. Estimated Remaining Life 11. Channel & Channel Protection 12. Culvert & Retaining Walls 13. Waterway Adequacy 14. Approach Roadway 15. Field Scour Evaluation 16. Presently Posted 17. Regulatory Sign Notice Issued 18. Prompt Action Notice Issued 19. Total Field Inspection Time 20. Inspected By a. Waterway b. Alignment c. Scour d. Slope Prot. (Rip-Rap, Dikes, etc.) Item 61 Item 62 Item 71 Item 72 F F F F G G G G G P G B NO NO NO 4

5 Bridge I&A Form 1(82)H State of North Carolina Dept. of Transportation Division of Highways FIELD INSPECTION REPORT Bridge Inspecion & Analysis Team Leader Assisted By Item No. JOHN HOUSTON KSH; MEC Grade 8c P UNDERMINING OF TOEWALL AND BOTH WINGWALLS AT WEST END. 1 F RANDOM HAIRLINE TO 1/8" CRACKS. 2 F TOEWALL UNDERMINED 30"WIDE x 7"HIGH x 16" DEEP AT SOUTHWEST CORNER. NORTHWEST CORNER HAS 22" TOEWALL EXPOSURE. EAST END TOEWALL HAS UP TO 22" OF EXPOSURE. ABRASION WITH UP TO A 1/4" LOSS TO SURFACE CONCRETE. 3 F RANDOM HAIRLINE TO 1/8" CRACKS WITH EFLO. ABRASION WITH UP TO A 1/4" LOSS TO SURFACE CONCRETE ALONG BOTTOM 24" OF WALLS. 4 F NORTHWEST WINGWALL AN AREA OF UNDERMINING 4' FROM TOEWALL 8"WIDE x 3"HIGH x 10"DEEP. SOUTHWEST WINGWALL AN AREA OF UNDERMINING BEGINNING AT TOEWALL 49"WIDE x 8"HIGH x 10" DEEP. NORTHEAST AND SOUTHEAST WINGWALLS HAVE FOOTING EXPOSURES UP TO 10". OVERALL WINGWALLS HAVE RANDOM HAIRLINE TO 1/16" CRACKS. ABRASION WITH UP TO A 1/4" LOSS TO SURFACE CONCRETE. 5 G WEATHERED.

6 BRIDGE INSPECTOR'S RECOMMENDATION FOR MAINTENANCE REPAIRS Bridge: These Repairs Should Be Made Within Twelve Months From Date Of This Inspection MMS Code Description of Function Unit Quantity Remarks Est. Cost 4675 Maintenance of reinforced Concrete Box Culverts LF Maintenance of LF 5 reinforced Concrete Box Culverts 4675 Maintenance of LF 2 reinforced Concrete Box Culverts NORTHWEST WINGWALL AN AREA OF UNDERMINING 4' FROM TOEWALL 8"WIDE X 3"HIGH X 10"DEEP. SOUTHWEST WINGWALL AN AREA OF UNDERMINING BEGINNING AT TOEWALL 49"WIDE X 8"HIGH X 10" DEEP. TOEWALL UNDERMINED 30"WIDE X 7"HIGH X 16" DEEP AT SOUTHWEST CORNER. Key Priority Maintenance Item Critical Finding Item Priority Maintenance Level Not Determined

7 Condition Photos 1/16" CRACK 1/16" CRACK

8 Condition Photos SOUTHEAST WINGWALL 1/16" CRACK HAIRLINE TO 1/16" CRACK

9 Condition Photos 1/16" CRACK TOP SLAB 1/16" CRACK TOP SLAB

10 Condition Photos 1/16" CRACK TOP SLAB 1/16" CRACK

11 Condition Photos 1/16" TO 1/8" CRACKS TOP SLAB HAIRLINE CRACK WITH EFLO

12 Condition Photos LEAKING HAIRLINE CRACK HAIRLINE CRACK WITH EFLO

13 Condition Photos LEAKING HAIRLINE CRACK 1/16" TO 1/8" CRACK

14 Culvert Segment Details Barrel 1 Has Bands?: No Distance From Upstream End to Edge of Pavement: 68ft Distance From Upstream End of Segment (ft) Width (ft) Height (ft) Pipe Thickness (in) Corrugation Pattern Leg Length (ft) Top Radius (ft) Bolt Material Bolt Diameter (in) # of Long. Bolt Rows Transverse Spacing b/w Bolt Rows (ft) Longitudinal Bolt Spacing (ft) Bolt Condition Rib Length (ft) Rib Spacing (ft) Type Material Upstream End RCBC Concrete Downstream End RCBC Concrete

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18 Structure Photos LOOKING EAST AT OPENING LOOKING THROUGH CULVERT

19 Structure Photos LOOKING WEST AT OPENING. LOOKING SOUTH

20 Structure Photos LOOKING EAST LOOKING NORTH

21 Structure Photos LOOKING WEST