Louisiana · USA
Low Clearances in Louisiana
Navigate safely with real-time distance calculations and comprehensive clearance data
233
Total Sites
12'
Lowest
15.4'
Average
18'
Highest
Plan Your Journey Safely
Whether you're a local resident or a traveler passing through, understanding clearance heights is crucial for safe transportation. Our comprehensive guide provides detailed information about every low clearance structure across Louisiana.
Use our interactive map and filters to explore bridge locations, discover essential details like coordinates and clearance heights, and calculate real-time distances from your current position. Perfect for planning road trips, transporting goods, or exploring Louisiana's beautiful landscapes.
Find Nearest Low Clearances
Enable location services to see distances from your current position and find the nearest low clearance bridges instantly.
Showing 233 of 233 locations
I-10 WEST AND EAST
Standard
18'
Clearance Height
29.9956, -90.1541
GPS Coordinates
MISSISSIPPI RIVER
Standard
18'
Clearance Height
29.9413, -90.1656
GPS Coordinates
HILTON DR & RR
Moderate
15'
Clearance Height
29.9696, -90.1815
GPS Coordinates
US 61 UNDER TRAF. CIRCLE
Moderate
15'
Clearance Height
29.9743, -90.1566
GPS Coordinates
CANAL NO. 2
Moderate
15'
Clearance Height
30.0140, -90.1532
GPS Coordinates
BAYOU LAFOURCHE
Standard
18'
Clearance Height
29.5683, -90.3744
GPS Coordinates
BAYOU LAFOURCHE
Moderate
15'
Clearance Height
29.7276, -90.5988
GPS Coordinates
INTRACOASTAL CANL
Moderate
15'
Clearance Height
29.5682, -90.3825
GPS Coordinates
CO CANAL LOCKPORT
Moderate
15'
Clearance Height
29.6445, -90.5444
GPS Coordinates
BAYOU LAFOURCHE
Moderate
15'
Clearance Height
29.4721, -90.3150
GPS Coordinates
BAYOU LAFOURCHE
Standard
18'
Clearance Height
29.6772, -90.5423
GPS Coordinates
BAYOU BOEUF
Moderate
15'
Clearance Height
29.8694, -90.5954
GPS Coordinates
BAYOU LAFOURCHE
Standard
18'
Clearance Height
29.6367, -90.5127
GPS Coordinates
LAFOURCHE BAYOU
Moderate
15'
Clearance Height
29.4343, -90.2972
GPS Coordinates
BAYOU LAFOURCHE
Standard
18'
Clearance Height
29.5493, -90.3435
GPS Coordinates
LAFOURCHE BAYOU
Moderate
15'
Clearance Height
29.7305, -90.6071
GPS Coordinates
BAYOU LAFOURCHE
Standard
18'
Clearance Height
29.5756, -90.3990
GPS Coordinates
CITY STREETS
Moderate
15'
Clearance Height
29.9558, -90.0806
GPS Coordinates
GRAVIER STREET
Moderate
15'
Clearance Height
29.9553, -90.0811
GPS Coordinates
12'
Clearance Height
30.0664, -89.8056
GPS Coordinates
IND CL/FRANCE RD/N.O. RR
Standard
18'
Clearance Height
30.0068, -90.0322
GPS Coordinates
INDUSTRIAL CANAL
Moderate
15'
Clearance Height
29.9688, -90.0294
GPS Coordinates
INDUSTRIAL CANAL
Moderate
15'
Clearance Height
29.9692, -90.0276
GPS Coordinates
INNER HARBOR NAV CANAL
Moderate
15'
Clearance Height
29.9691, -90.0275
GPS Coordinates
INDUSTRIAL CANAL
Moderate
15'
Clearance Height
29.9681, -90.0229
GPS Coordinates
INDUSTRIAL CANAL
Moderate
15'
Clearance Height
29.9680, -90.0221
GPS Coordinates
I C WATERWAY(GULF OUTLET
Moderate
15'
Clearance Height
29.9961, -89.9399
GPS Coordinates
CITY STREETS
Moderate
15'
Clearance Height
29.9495, -90.0849
GPS Coordinates
CITY STREETS
Moderate
15'
Clearance Height
29.9406, -90.0711
GPS Coordinates
CITY STREETS
Moderate
15'
Clearance Height
29.9375, -90.0647
GPS Coordinates
CITY STREETS
Moderate
15'
Clearance Height
29.9390, -90.0639
GPS Coordinates
LA.428 US.90 W/B POLICE
Standard
18'
Clearance Height
29.9286, -90.0388
GPS Coordinates
LA 428/US 90B/RAMPS/STS
Standard
18'
Clearance Height
29.9331, -90.0384
GPS Coordinates
I-510(PARIS RD) OVER I-1
Moderate
15'
Clearance Height
30.0591, -89.9392
GPS Coordinates
I-510(PARIS RD) OVER I-1
Moderate
15'
Clearance Height
30.0610, -89.9396
GPS Coordinates
S. CARROLTON AVE.
Moderate
15'
Clearance Height
29.9706, -90.1101
GPS Coordinates
S. CARROLTON AVE.
Moderate
15'
Clearance Height
29.9652, -90.1046
GPS Coordinates
12'
Clearance Height
29.9694, -90.1094
GPS Coordinates
12'
Clearance Height
29.9687, -90.1092
GPS Coordinates
12'
Clearance Height
29.9694, -90.1093
GPS Coordinates
OVER CITY STREETS
Moderate
15'
Clearance Height
29.9475, -90.0876
GPS Coordinates
CITY STREETS
Moderate
15'
Clearance Height
29.9988, -90.0433
GPS Coordinates
I10 EAST &I 10 W
Moderate
15'
Clearance Height
29.9726, -90.0663
GPS Coordinates
I-10 EAST & WEST
Standard
18'
Clearance Height
29.9781, -90.0602
GPS Coordinates
I-10 EAST & WEST US90
Moderate
15'
Clearance Height
30.0055, -90.0224
GPS Coordinates
I 10 EAST & WEST
Moderate
15'
Clearance Height
30.0615, -89.9383
GPS Coordinates
I 10 EAST & WEST
Moderate
15'
Clearance Height
30.0579, -89.9383
GPS Coordinates
I C WATERWAY
Moderate
15'
Clearance Height
29.8695, -90.0058
GPS Coordinates
BAYOU LA LOUTRE
Low
12'
Clearance Height
29.8387, -89.6879
GPS Coordinates
BONNET CARRE SPILLWAY
Standard
18'
Clearance Height
30.0794, -90.4102
GPS Coordinates
BONNET CARRE SPILLWAY
Moderate
15'
Clearance Height
30.0068, -90.2801
GPS Coordinates
US 61/RR/SWAMP/LA 626
Moderate
15'
Clearance Height
30.0027, -90.2942
GPS Coordinates
US 61/RR/SWAMP/LA 626
Moderate
15'
Clearance Height
29.9633, -90.3560
GPS Coordinates
I-310 RAMP OVER I-10
Moderate
15'
Clearance Height
30.0069, -90.2842
GPS Coordinates
RAMPS/US 61
Standard
18'
Clearance Height
29.9770, -90.3265
GPS Coordinates
RAMPS/US 61
Moderate
15'
Clearance Height
29.9792, -90.3146
GPS Coordinates
RAMPS/RR/CANAL/US 61
Moderate
15'
Clearance Height
29.9712, -90.3242
GPS Coordinates
RAMPS/RR/CANAL/US 61
Moderate
15'
Clearance Height
29.9731, -90.3107
GPS Coordinates
RAMPS E F G & H
Moderate
15'
Clearance Height
29.9500, -90.3694
GPS Coordinates
BAYOU TERREBONNE
Moderate
15'
Clearance Height
29.5991, -90.7128
GPS Coordinates
BAYOU TERRIBONE
Standard
18'
Clearance Height
29.5912, -90.6785
GPS Coordinates
12'
Clearance Height
29.5537, -90.6050
GPS Coordinates
LITTLE CAILLOU
Low
12'
Clearance Height
29.5637, -90.6476
GPS Coordinates
FALGOUT CANAL
Moderate
15'
Clearance Height
29.4117, -90.7832
GPS Coordinates
BAYOU TERREBONNE
Standard
18'
Clearance Height
29.5981, -90.7039
GPS Coordinates
BAYOU DULAC
Standard
18'
Clearance Height
29.3741, -90.7118
GPS Coordinates
PETIT CAILLOU
Low
12'
Clearance Height
29.4826, -90.5795
GPS Coordinates
BAYOU TERREBONNE
Low
12'
Clearance Height
29.4819, -90.5553
GPS Coordinates
HUMBLE CANAL
Standard
18'
Clearance Height
29.4369, -90.5666
GPS Coordinates
BAYOU TERREBONNE
Moderate
15'
Clearance Height
29.6789, -90.7831
GPS Coordinates
NAVIGATION CANAL
Moderate
15'
Clearance Height
29.5679, -90.7161
GPS Coordinates
BAYOU LACARPE
Moderate
15'
Clearance Height
29.5735, -90.7123
GPS Coordinates
GRAND CAILLOU BAYOU
Moderate
15'
Clearance Height
29.3833, -90.7167
GPS Coordinates
HOUMA NAVIGATION CANAL
Moderate
15'
Clearance Height
29.3850, -90.7300
GPS Coordinates
12'
Clearance Height
29.4064, -90.6075
GPS Coordinates
DU LARGE BAYOU
Low
12'
Clearance Height
29.4100, -90.7850
GPS Coordinates
GRAND CAILLOU BAYOU
Moderate
15'
Clearance Height
29.4302, -90.7006
GPS Coordinates
PETIT CAILLOU BAYOU
Moderate
15'
Clearance Height
29.4270, -90.6000
GPS Coordinates
12'
Clearance Height
29.4726, -90.7022
GPS Coordinates
12'
Clearance Height
29.4932, -90.5739
GPS Coordinates
PETIT CAILLOU BAYOU
Moderate
15'
Clearance Height
29.5299, -90.5998
GPS Coordinates
TERREBONNE BAYOU
Moderate
15'
Clearance Height
29.5467, -90.5850
GPS Coordinates
BLACK BAYOU
Low
12'
Clearance Height
29.6867, -90.9900
GPS Coordinates
B. PLAQ. BRULE/ESTHERWOO
Standard
18'
Clearance Height
30.1974, -92.4634
GPS Coordinates
PATOUT BAYOU
Standard
18'
Clearance Height
29.8322, -91.7911
GPS Coordinates
TECHE BAYOU
Standard
18'
Clearance Height
30.0094, -91.8198
GPS Coordinates
DELCHAMBRE CANAL
Standard
18'
Clearance Height
29.9510, -91.9833
GPS Coordinates
B TECHE DASPIT
Moderate
15'
Clearance Height
30.0411, -91.8008
GPS Coordinates
B TECHE (OLIVIER)
Moderate
15'
Clearance Height
29.9788, -91.7539
GPS Coordinates
B TECHE MORBIHAN
Moderate
15'
Clearance Height
30.0156, -91.7739
GPS Coordinates
TECHE BAYOU @ LOREAUVILL
Moderate
15'
Clearance Height
30.0570, -91.7406
GPS Coordinates
BAYOU TECHE
Standard
18'
Clearance Height
29.9299, -91.6803
GPS Coordinates
BAYOU TECHE
Standard
18'
Clearance Height
29.9885, -91.7806
GPS Coordinates
BAYOU TECHE
Standard
18'
Clearance Height
29.9998, -91.8009
GPS Coordinates
TECHE BAYOU
Standard
18'
Clearance Height
30.0117, -91.7433
GPS Coordinates
TECHE BAYOU
Low
12'
Clearance Height
30.0329, -91.7371
GPS Coordinates
VERMILION R (PINHOOK RD)
Standard
18'
Clearance Height
30.1957, -92.0163
GPS Coordinates
VERMILION R @ MILTON
Moderate
15'
Clearance Height
30.1038, -92.0802
GPS Coordinates
LOUISIANA AVENUE
Moderate
15'
Clearance Height
30.2673, -91.9944
GPS Coordinates
12'
Clearance Height
30.1419, -92.0764
GPS Coordinates
VERMILION RIVER
Standard
18'
Clearance Height
30.1630, -92.0563
GPS Coordinates
CA ST. ESPRIT RD
Moderate
15'
Clearance Height
30.3309, -92.0224
GPS Coordinates
ATCHAFALAYA R @ KSPNGS
Standard
18'
Clearance Height
30.5484, -91.7446
GPS Coordinates
TECHE BAYOU
Moderate
15'
Clearance Height
30.2754, -91.8978
GPS Coordinates
TECHE BAYOU @ KEYSTONE
Standard
18'
Clearance Height
30.0958, -91.8345
GPS Coordinates
12'
Clearance Height
30.2171, -91.8272
GPS Coordinates
MILHOMME BAYOU
Standard
18'
Clearance Height
29.7802, -91.1674
GPS Coordinates
12'
Clearance Height
29.6944, -91.2198
GPS Coordinates
B TECHE STERLING
Moderate
15'
Clearance Height
29.8029, -91.4903
GPS Coordinates
BAYOU TECHE
Standard
18'
Clearance Height
29.8789, -91.5862
GPS Coordinates
B TECHE FRANKLIN
Moderate
15'
Clearance Height
29.7921, -91.4982
GPS Coordinates
LOWER ATCHAFALAYA RIVER
Standard
18'
Clearance Height
29.7072, -91.3004
GPS Coordinates
TECHE BAYOU
Moderate
15'
Clearance Height
29.7080, -91.3504
GPS Coordinates
TECHE BAYOU
Moderate
15'
Clearance Height
29.7617, -91.4337
GPS Coordinates
TECHE BAYOU
Moderate
15'
Clearance Height
29.8926, -91.6138
GPS Coordinates
VERMILION R/ABBEVILLE
Moderate
15'
Clearance Height
29.9752, -92.1396
GPS Coordinates
VERMILION R/ABBEVILLE
Standard
18'
Clearance Height
29.9836, -92.1370
GPS Coordinates
12'
Clearance Height
29.9509, -92.1566
GPS Coordinates
OLD ICC L PRAIRE
Moderate
15'
Clearance Height
29.7446, -92.3278
GPS Coordinates
BAYOU TIGRE
Low
12'
Clearance Height
29.9171, -91.9987
GPS Coordinates
VERMILION RIVER
Standard
18'
Clearance Height
30.0615, -92.0785
GPS Coordinates
12'
Clearance Height
32.5153, -93.7464
GPS Coordinates
I-20/KCS RR
Standard
18'
Clearance Height
32.5135, -93.7149
GPS Coordinates
RED RIVER-MILLERS BLUFF
Moderate
15'
Clearance Height
32.8931, -93.8236
GPS Coordinates
RED R. C.FANT PKWY AR TE
Moderate
15'
Clearance Height
32.4588, -93.6836
GPS Coordinates
US 71/KCS RR/RAMP SW
Moderate
15'
Clearance Height
32.5132, -93.7159
GPS Coordinates
US 71/KCSRR/RAMP SW
Moderate
15'
Clearance Height
32.5137, -93.7136
GPS Coordinates
LilCypress Bayou
Standard
18'
Clearance Height
32.9017, -93.6983
GPS Coordinates
ALBANY RD OVER I-49
Moderate
15'
Clearance Height
32.6162, -93.8343
GPS Coordinates
TWELVE MILE BAYOU
Moderate
15'
Clearance Height
32.5555, -93.7733
GPS Coordinates
LINWOOD AVE I-49 RAMP
Moderate
15'
Clearance Height
32.4953, -93.7621
GPS Coordinates
I-20 RAMP W-N I-20 MKT S
Moderate
15'
Clearance Height
32.5066, -93.7454
GPS Coordinates
MARSHALL ST&LA&KCI-20
Moderate
15'
Clearance Height
32.5097, -93.7438
GPS Coordinates
SPRING ST/MARKET/LA 1
Moderate
15'
Clearance Height
32.5109, -93.7424
GPS Coordinates
I-49 & KCS R/R
Moderate
15'
Clearance Height
32.4193, -93.7463
GPS Coordinates
LA 3132/RAMPS/T&P RR
Moderate
15'
Clearance Height
32.4171, -93.7503
GPS Coordinates
LA 3132/RAMPS/T&P RR
Moderate
15'
Clearance Height
32.4237, -93.7499
GPS Coordinates
I-49/RAMPS/KCS RR
Standard
18'
Clearance Height
32.4188, -93.7527
GPS Coordinates
US 79 & 80 I-20 & KCS R
Standard
18'
Clearance Height
32.4889, -93.7550
GPS Coordinates
US79-80 I20 & RRS
Standard
18'
Clearance Height
32.4972, -93.7601
GPS Coordinates
I-20 WBL I-49 US79-80&R
Standard
18'
Clearance Height
32.4980, -93.7579
GPS Coordinates
DRAIN CANAL
Standard
18'
Clearance Height
32.2326, -92.7145
GPS Coordinates
COLSTON CREEK
Moderate
15'
Clearance Height
32.3753, -92.4951
GPS Coordinates
ROUNDAWAY BAYOU
Moderate
15'
Clearance Height
32.3855, -91.2085
GPS Coordinates
BAYOU GALION
Standard
18'
Clearance Height
32.7374, -91.7740
GPS Coordinates
EAST FORK CREEK
Standard
18'
Clearance Height
32.7400, -91.6834
GPS Coordinates
STALKINGHEAD CRK MCFEE S
Moderate
15'
Clearance Height
32.7682, -91.9077
GPS Coordinates
HORSE BAYOU/DONALDSON ST
Standard
18'
Clearance Height
32.7911, -91.8953
GPS Coordinates
SHACKLEFORD BAYOU
Standard
18'
Clearance Height
32.9260, -91.5870
GPS Coordinates
CANEY BAYOU
Standard
18'
Clearance Height
32.9623, -91.7464
GPS Coordinates
INTERSTATE 20
Moderate
15'
Clearance Height
32.4984, -92.1385
GPS Coordinates
OUACHITA RIVER
Low
12'
Clearance Height
32.5010, -92.1185
GPS Coordinates
DRAIN TO GUYTON CREEK
Moderate
15'
Clearance Height
32.4302, -92.4019
GPS Coordinates
CANEY CREEK
Standard
18'
Clearance Height
32.5477, -92.0060
GPS Coordinates
CONEY CREEK
Standard
18'
Clearance Height
32.5687, -91.9938
GPS Coordinates
BOEUF RIVER
Low
12'
Clearance Height
32.3740, -91.8801
GPS Coordinates
BOEUF RIVER
Low
12'
Clearance Height
32.1820, -91.9786
GPS Coordinates
BOEUF RIVER
Low
12'
Clearance Height
32.3011, -91.9411
GPS Coordinates
EDWARDS CREEK
Moderate
15'
Clearance Height
32.8725, -92.1480
GPS Coordinates
LITTLE COLEWA BAYOU
Moderate
15'
Clearance Height
32.8204, -91.4698
GPS Coordinates
BELL BAYOU
Moderate
15'
Clearance Height
32.8204, -91.4716
GPS Coordinates
CLINE CANAL
Moderate
15'
Clearance Height
30.1963, -93.2662
GPS Coordinates
CLINE CANAL
Moderate
15'
Clearance Height
30.1963, -93.2660
GPS Coordinates
ICWW - ELLENDERS
Moderate
15'
Clearance Height
30.0624, -93.3454
GPS Coordinates
CALCASIEU RIVER RR STS
Moderate
15'
Clearance Height
30.2370, -93.2583
GPS Coordinates
W FORK CALCASIEU RIVER
Moderate
15'
Clearance Height
30.2962, -93.2494
GPS Coordinates
CAL SHIP CHANNEL
Standard
18'
Clearance Height
29.8038, -93.3497
GPS Coordinates
KELSO BAYOU/HACKBERRY
Standard
18'
Clearance Height
30.0041, -93.3435
GPS Coordinates
CAL.SHIP CHA/CAM.FERRY 2
Standard
18'
Clearance Height
29.8038, -93.3448
GPS Coordinates
MERMENTAU R./G.CHENIER
Moderate
15'
Clearance Height
29.7705, -93.0145
GPS Coordinates
SUPERIOR CANAL
Moderate
15'
Clearance Height
29.7068, -92.6762
GPS Coordinates
ATCHAFALAYA RIVER
Standard
18'
Clearance Height
30.9750, -91.7979
GPS Coordinates
RED RIVER CITY STS.
Moderate
15'
Clearance Height
31.3131, -92.4452
GPS Coordinates
I-49 US 167 RAMPS CIT
Moderate
15'
Clearance Height
31.3093, -92.4402
GPS Coordinates
I-49 US 167 RAMP D6&D7
Moderate
15'
Clearance Height
31.3042, -92.4456
GPS Coordinates
I49 US167 RAMPS STR.
Moderate
15'
Clearance Height
31.3061, -92.4489
GPS Coordinates
HWYS STRTS RR BAYOU
Standard
18'
Clearance Height
31.3050, -92.4478
GPS Coordinates
HWYS STRTS RR BAYOU
Moderate
15'
Clearance Height
31.3264, -92.4684
GPS Coordinates
I-49 US71 RAMPS PHILLIP
Standard
18'
Clearance Height
31.3226, -92.4591
GPS Coordinates
TENSAS RIVER @ CLAYTON
Moderate
15'
Clearance Height
31.7235, -91.5438
GPS Coordinates
PIERRE PASS
Moderate
15'
Clearance Height
29.9645, -91.2102
GPS Coordinates
BAYOU BEOUF BR EXTEN
Moderate
15'
Clearance Height
29.6703, -91.0936
GPS Coordinates
BAYOU BOEUF BR EXTENSION
Moderate
15'
Clearance Height
29.6681, -91.0531
GPS Coordinates
BAYOU PIERRE PASS
Moderate
15'
Clearance Height
29.9665, -91.2092
GPS Coordinates
MISSISSIPPI RIVER
Moderate
15'
Clearance Height
30.4401, -91.2048
GPS Coordinates
CITY STREETS
Moderate
15'
Clearance Height
30.4391, -91.1811
GPS Coordinates
I-110;US 190;0PS
Moderate
15'
Clearance Height
30.5094, -91.1547
GPS Coordinates
PLAQUEMINE BRIDGE
Moderate
15'
Clearance Height
30.2937, -91.2387
GPS Coordinates
INTERCOASTAL WATERWAY
Moderate
15'
Clearance Height
30.2683, -91.3206
GPS Coordinates
OLD RIVER NAV. CANAL
Moderate
15'
Clearance Height
31.0027, -91.6744
GPS Coordinates
MISSISSIPPI RIVER
Moderate
15'
Clearance Height
30.0962, -90.9220
GPS Coordinates
AMITE RIVER @ CLIO
Moderate
15'
Clearance Height
30.3070, -90.6098
GPS Coordinates
LA 1026 OVER INTERSTATE1
Moderate
15'
Clearance Height
30.4640, -90.9174
GPS Coordinates
BAYOU LIBERTY
Standard
18'
Clearance Height
30.2687, -89.8444
GPS Coordinates
LA 1088 OVER I 12
Moderate
15'
Clearance Height
30.3924, -90.0036
GPS Coordinates
WEST PEARL RIVER
Low
12'
Clearance Height
30.2312, -89.6689
GPS Coordinates
INTERSTATE 10
Moderate
15'
Clearance Height
30.2704, -89.7555
GPS Coordinates
WEST PEARL RIVER
Moderate
15'
Clearance Height
30.3800, -89.7383
GPS Coordinates
BAYOU BONFOUCA
Moderate
15'
Clearance Height
30.2718, -89.7940
GPS Coordinates
LA 1090 OVER I-59
Moderate
15'
Clearance Height
30.3530, -89.7402
GPS Coordinates
MONROE STREET OVERPASS
Moderate
15'
Clearance Height
30.3690, -90.0931
GPS Coordinates
MONROE STREET OVERPASS
Moderate
15'
Clearance Height
30.3690, -90.0881
GPS Coordinates
N. CAUSEWAY APPR. S BOUN
Moderate
15'
Clearance Height
30.3680, -90.8347
GPS Coordinates
LA-US-51 OVER I-12
Moderate
15'
Clearance Height
30.4787, -90.4827
GPS Coordinates
I-55 OVER LA 1049
Moderate
15'
Clearance Height
30.9251, -90.5245
GPS Coordinates
I-55 OVER LA 38
Moderate
15'
Clearance Height
30.9364, -90.5242
GPS Coordinates
LA 1050 OVER I-55
Moderate
15'
Clearance Height
30.8874, -90.5290
GPS Coordinates
12'
Clearance Height
30.6857, -90.5236
GPS Coordinates
JUDD BAYOU
Low
12'
Clearance Height
32.3716, -91.3443
GPS Coordinates
Safety Tips
- Always measure your vehicle's total height, including any cargo or roof-mounted equipment
- Add at least 6 inches of clearance as a safety buffer
- When in doubt, find an alternative route - it's better to be safe than sorry
- Posted clearances may be inaccurate due to road resurfacing or sign damage