Worst Bridges in Colorado

Bridges with the lowest condition ratings in Colorado. Colorado has 432 bridges in poor condition (4.8% of 8,965 total bridges).

8,965

Total Bridges

4.8%

In Poor Condition

432

Poor Bridges

432

Rating 0-4

Understanding Bridge Conditions in Colorado

Colorado's bridge infrastructure reflects decades of construction, maintenance, and replacement decisions influenced by geography, climate, traffic patterns, and available funding. With 432 bridges currently rated in poor condition (4.8% of the total inventory), understanding what these ratings mean helps residents and policymakers make informed decisions about infrastructure investment.

Federal inspectors evaluate three key components on every highway bridge: the deck (the driving surface and its immediate supports), the superstructure (beams, girders, trusses, or other primary load-carrying members), and the substructure (piers, abutments, and foundations that transfer loads to the ground). Each component receives a rating from 0 to 9, with the lowest of these three ratings determining the overall condition category. A rating of 4 or below classifies a bridge as “poor,” indicating significant structural deterioration that warrants prioritized attention.

Poor-rated bridges remain safe for use at their posted limits because federal law requires that any bridge with load-carrying deficiencies be either repaired, posted with weight restrictions, or closed. Many poor-rated bridges receive more frequent inspections than the standard 24-month cycle, allowing engineers to monitor deterioration rates and ensure conditions have not worsened beyond safe operating limits. Weight restrictions protect the structure while allowing continued service until rehabilitation or replacement can be funded and constructed.

Infrastructure investment decisions involve difficult trade-offs between maintaining aging structures and building new capacity. Bridges listed below represent the most deteriorated structures in Colorado's inventory, where rehabilitation or replacement investment would have the greatest impact on improving overall infrastructure condition. Understanding where these bridges are located helps communities advocate for appropriate funding and plan alternative routes when load restrictions affect commercial traffic.

Condition Rating Scale

0-2

Failed to Critical

Closed or severely restricted. Major deterioration requiring immediate action.

3-4

Serious to Poor

Significant deterioration affecting capacity. Often weight-restricted.

5-6

Fair

Minor deterioration visible. Maintenance recommended but not urgent.

7-9

Good to Excellent

Components in sound condition with no significant deficiencies.

Lowest Rated Bridges in Colorado

432 bridges rated 0-4 on the federal condition scale, sorted by lowest rating first. Showing first 50 — click below to expand. Displaying top 200 of 432.

RankBridgeRatingYear BuiltCondition
#1County Road GG

over Hell Creek

1.9 Mi. N. of Co. Rd. 27

01985Poor
#2County Road 79.0

over Salado Creek

2.8 Mi N of CR 64

02020Poor
#3144TH AVENUE

over LOST CREEK

1.2 MILES WEST OF SH 79

01960Poor
#4SH6 DITCH RIDER RD

over BURLINGTON CANAL SR

0.7 MI N OF JCT SH 224

11948Poor
#5COUNTY ROAD 27

over ARKANSAS RIVER

.1 MI N OF US 50

11907Poor
#6SLATE RIVER ROAD

over NO DATA ENTERED

8 MILES NW CRESTED BUTTE

22006Poor
#7FOREST ROAD 305

over M THOMPSON CR

7.8 MI SW OF CARBONDALE

21956Poor
#8COUNTY ROAD 191

over ARKANSAS RIVER

.3 MI E of SH 291

21908Poor
#9US 6 ML

over SH 121 ML

IN LAKEWOOD

31972Poor
#10I 270 ML WBND

over DITCH RD BURLINGTON CANA

IN COMMERCE CITY

31969Poor
#11I 76 ML EBND

over RAMP TO SH 121 ML

I70 I76 SH121 INTERCHAN

31982Poor
#12I 76 ML WBND

over RAMP TO SH 121 ML

IN ARVADA

31982Poor
#13SH 88 ML

over BEAR CREEK

0.1 MI S of JCT US285

31966Poor
#14CIRCLE DR EB

over FOUNTAIN CREEK

0.5 MI NE OF I-25

31963Poor
#15PLUM CREEK PKWY

over SELLARS GULCH

.1 MI W OF LAKE GULCH RD

31987Poor
#16County Road 54

over Big Thompson River

0.7 Mi E of Co Rd 13

31978Poor
#17EL PASO STREET

over PLATTE AVENUE

0.3 MI EAST OF NEVADA AVE

31939Poor
#18Blake Street

over N. Fork Republican River

0.1 M N of SH 34

31980Poor
#19CR107 (Liggett RD)

over I 25 ML

0.5 MI N CASTLE ROCK BUS.

31964Poor
#20COUNTY ROAD

over I 70 ML

1 MI E OF JCT SH 79

31959Poor
#21County Road 3

over Sullivan Ditch

0.7 Mi N of Co Rd 12

31989Poor
#22EXPLORADOR CALLE

over NIVER CREEK

NEAR CORONADO PKWY

31970Poor
#23SH 13 ML

over FORTIFICATION CREEK

10.8 MI N OF CRAIG

31982Poor
#24COUNTY ROAD 64

over N FK SOUTH PLATTE RIVER

W OF BAILEY/S OF US285

31960Poor
#25SH 96 ML

over BOB CREEK CANAL

BOONE

31929Poor
#26LATIGO BLVD

over BLACK SQUIRREL CREEK

1.5 MI E OF MERIDIAN ROAD

31988Poor
#27US 36 ML

over EAST BIJOU CREEK

7.1 MI E OF BYERS

31966Poor
#28COUNTY ROAD LL

over UNNAMED CREEK

.3 MI W OF CR 8.5

31991Poor
#29FDR 360

over SOUTH FORK

1.2 MI SW OF SOUTH FORK

31976Poor
#3088TH AVENUE

over WOLF CREEK

0.5 MI E OF PIGGOTT MI RD

31960Poor
#3188TH AVENUE

over KIOWA CREEK

0.1 MI E OF WOLF CREEK RD

31950Poor
#32US 350 ML

over SHEEP CANYON ARROYO

6.3 MILES NE OF BLOOM

31937Poor
#33STRASBURG ROAD

over KIOWA CREEK

0.6 MI S OF ROAD 144

31960Poor
#34WINDERMERE ST

over HIGHLINE CANAL

0.93 MI S OF RIDGE RD

31964Poor
#35SODA LAKES ROAD

over BEAR CREEK

SODA LAKES RD S OFSH 8

31938Poor
#36POTOMAC STREET

over OBRIAN CANAL

0.2 MILE NORTH OF SH 2

31940Poor
#37County Road 1

over Slater Creek

1.4 Mi S of WYM St Hwy 70

31986Poor
#38CONVERSE ROAD

over LOST CREEK TRIBUTARY

0.2 MI S OF 88TH AVE

31960Poor
#39COUNTY ROAD 162

over CHALK CREEK

AT ST. ELMO/60 FT S CR267

31953Poor
#40COUNTY ROAD 6

over ALAMOSA RIVER

1.0 MI N OF CR 255

31968Poor
#41COUNTY ROAD 397

over ARKANSAS RIVER

AT GRANITE

31911Poor
#42BRADBURY-KREBS RD

over SPRING GULCH

0.9 MI S OF 38TH AVENUE

31977Poor
#43County Road 26

over N. Sterling Inlet Canal

0.1 Mi East of Co Rd 29

31940Poor
#44COTTONWOOD ST

over NORTH CRESTONE CREEK

IN TOWN OF CRESTONE

31991Poor
#45COUNTY ROAD 16

over RIO SAN ANTONIO

1.1 MI S OF CR G

31976Poor
#46COUNTY ROAD 360

over WAHATOYA CREEK

0.6 MI W OF CR 362

31986Poor
#47COUNTY ROAD 67

over EIGHT MILE CREEK

12.4 MI N OF CR 123

31952Poor
#48COUNTY ROAD T

over HORSE CREEK

0.3 MI W OF SH 71

31961Poor
#49COUNTY ROAD 170

over EAST BIJOU CREEK

1.5 MILES W OF AGATE

31919Poor
#50COUNTY RD 105.5

over DRY CREEK

1 MI SE OF CR 12.5

31930Poor
#51COUNTY RD 22.0

over SAN ISIDRO CREEK

1 MI W OF CR 107.7

31967Poor
#52County Road 70

over McCracken Draw 2 Butte

1.1 Mi E of Co Rd 81

31989Poor
#53COUNTY ROAD Y

over ROCKY FORD HIGHLINE CANA

JUST E OF CR 16

31964Poor
#54CO Rd 32

over Feeder Ditch

0.28 MI E of Co Rd 75

31970Poor
#55County Road 59

over N. Sterling Outlet Canal

0.3 Mi N of Co Rd 58

31940Poor
#56County Road 83

over Duck Creek

0.9 Mi N of Co Rd 64

31993Poor
#57HOLZWARTH ACCESS R

over COLORADO RIVER

West side of park approx

31982Poor
#58I 225 ML

over GOLDSMITH GULCH

IN DENVER

41971Poor
#59RAMP TO I 25 NBND

over US 6 ML

JCT I25 + SH6 IN DENVER

41989Poor
#60I 70 ML

over HARLAN STREET

IN WHEATRIDGE

41967Poor
#61SH 35 ML

over SAND CREEK

ON QUEBEC 0.1 MI N I70

41962Poor
#62I 70 ML WBND

over SH 391 ML

WHEATRIDGE

41967Poor
#63I 70 ML EBND

over SH 391 ML

WHEATRIDGE

41967Poor
#64I 70 ML WBND

over SH 72 ML

WHEATRIDGE

41968Poor
#65I 270 ML WBND

over SOUTH PLATTE RIVER

COMMERCE CITY

41969Poor
#66I 270 ML EBND

over SOUTH PLATTE RIVER

COMMERCE CITY

41969Poor
#67I 270 ML EBND

over DITCH RD BURLINGTON CANA

IN COMMERCE CITY

41969Poor
#68I 270 ML WBND

over SH 265 ML UP RR BNSF RR

IN COMMERCE CITY

41969Poor
#69I 270 ML WBND

over SERVICE RD BNSF RR

IN COMMERCE CITY

41970Poor
#70I 70 FRONTAGE RD

over CLEAR CREEK SR

4.7 MI E OF JCT SH 103

41936Poor
#71I 270 ML WBND

over DAHLIA STREET

COMMERCE CITY

41968Poor
#72US 285 ML

over LITTLE DRY CREEK

HAMPDEN AT SHERMAN

41955Poor
#73I 70 ML WBND

over WEST 20TH AVE

2 MI W OF JCT SH 58

41968Poor
#74120TH AVENUE

over FARMERS HIGHLINE CNL

0.36 MI E OF I-25

41975Poor
#75I 76 ML EBND

over YORK STREET

1.4 MI NE OF JCT I 25

41967Poor
#76RAMP TO US 6 ML

over CLEAR CREEK R

5.7 MI E OF JCT SH 103

41959Poor
#77SH 6 ML

over SAND CREEK

VASQUEZ/56th AVE S OF 270

41940Poor
#78ALAMEDA AVE

over I 225 ML

ALAMEDA OVER I225

41969Poor
#79I 76 ML WBND

over CLEAR CREEK

1.1 M W OF JCT SH 95

41984Poor
#80I 76 ML EBND

over CLEAR CREEK

1.4 M E OF JCT SH 121

41984Poor
#81I 76 ML EBND

over MARSHALL STREET

.75 MI E. OF WADSWORTH

41980Poor
#82I 76 ML WBND

over MARSHALL STREET

IN ARVADA

41980Poor
#83I 76 ML EBND

over I 70 ML WBND

IN ARVADA

41982Poor
#84I 70 ML

over CLEAR CREEK

0.4 MI NE OF JCT US 40

41965Poor
#85SH 391 ML

over CLEAR CREEK

KIPLING 0.65 MI S OF I70

41969Poor
#86I 70 ML WBND

over US 40 ML

WEST OF DENVER

41969Poor
#87I 70 ML EBND

over MOSS STREET W 7TH AVE

0.3 MI E OF JCT US 6

41969Poor
#88BROADWAY

over LITTLE DRY CREEK

0.1 MI N OF US 285

41935Poor
#89US 50 ML

over FOUNTAIN CREEK

IN PUEBLO

41958Poor
#90SH 177 ML

over LITTLE DRY CREEK

GREENWOOD VILLAGE

41965Poor
#91I 25 ML SBND

over ACADEMY BLVD

S. INT. OF ACADEMY &

41971Poor
#92MONACO PRKWY

over CHERRY CREEK

MONACO AT CHERRY CREEK DR

41964Poor
#93SH 121 ML SBND

over US 287 ML RR SPUR

IN BROOMFIELD

41972Poor
#94I 70 ML WBND

over US 6 CLEAR CREEK

8.7 MI W OF JCT SH 74

41959Poor
#95US 24 SERVICE RD

over FOUNTAIN CREEK SR

1.7 MI SE OF PIKES PEAK-T

41965Poor
#96US 85 ML

over I 25 ML

S. EDGE OF COLO. SPRINGS

41956Poor
#97SH 392 ML

over CACHE LA POUDRE RIVER

2 MI E OF JCT I 25

41959Poor
#98TOWER ROAD

over THIRD CREEK

0.7 MI NORTH OF 112TH AVE

41970Poor
#99MCINTYRE STREET

over SH 58 ML

2.9 MI E OF JCT SH 93

41973Poor
#100US 36 ML WBND

over BOULDER CREEK

28th STREET IN BOULDER

41952Poor
#101SPEER BLVD SBND

over I 25 ML

IN DENVER

41952Poor
#102RAMP TO I 70 EBND

over I 70 ML R

END OF SH 58 @ I 70

41968Poor
#103US 34 ML WBND

over US 85 BUS RT

IN EVANS

41962Poor
#104US 34 EB

over UP RR

S. SIDE OF GREELEY

41962Poor
#105CIRCLE DRIVE EB

over RDWY UP RR BNSF RR DITC

0.7 MI NE OF JCT I-25

41963Poor
#106CIRCLE DR WB

over FOUNTAIN CREEK

0.5 MI E OF I-25

41963Poor
#107CIRCLE DR WB

over RDWY UP RR BNSF RR DITC

0.7 MI NE OF JCT I25

41963Poor
#108WARD ROAD

over RALSTON CREEK

JUST NORTH OF 70TH AVE

41969Poor
#109US 34 ML EBND

over RAMP TO US85 SB 8TH AVE

AT JCT US85

41968Poor
#110SH 7 ML WBND

over BOULDER CREEK

ARAPAHOE Ave IN BOULDER

41938Poor
#111SH 96 ML

over UP RR FOUNTAIN CRK

IN PUEBLO

41954Poor
#112YORK STREET

over I 270 ML

IN COMMERCE CITY

41970Poor
#113I 70 ML WBND

over COUNTY ROADS 26N 105

2 MI E OF WATKINS INTERCH

41960Poor
#114I 70 ML EBND

over COUNTY ROADS 26N 105

2 MI E OF WATKINS INTERCH

41960Poor
#115I 70 ML WBND

over COUNTY ROADS 28N 113

5 MI W OF JCT SH 79

41960Poor
#116I 70 ML EBND

over COUNTY ROADS 28N 113

6.4 MI E OF JCT US 36

41960Poor
#117I 70 ML WBND

over COUNTY ROADS 31N 125

2 MI W OF JCT SH 79

41960Poor
#118I 70 ML EBND

over COUNTY ROADS 31N 125

9.4 MI E OF JCT US 36

41960Poor
#119SH 115 ML

over ROCK CREEK

5.2 MI S OF ACADEMY BLVD

41938Poor
#120McKay Road

over SOUTH PLATTE RIVER

0.4 MILE N OF 96TH AVENUE

41965Poor
#121US 34 ML WBND

over BARNES INLET CANAL

IN LOVELAND AT LAKE

41933Poor
#122US 85 ML SBND

over SOUTH PLATTE RIVER

S. EDGE OF EVANS

41955Poor
#123US 85 ML NBND

over CACHE LA POUDRE RIVER

N. EDGE OF GREELEY

41962Poor
#124US 40 ML

over CROOKED CREEK

W. EDGE OF TABERNASH

41941Poor
#125US 85 ML

over FOUNTAIN CREEK

0.5 MI N OF JCT I-25 ML

41930Poor
#126DAHLIA STREET

over I 76 ML

2.1 MI NE OF JCT I 270

41967Poor
#127ORCHARD RD

over HIGHLINE CANAL

.3 MI WEST OF UNIV BLVD

41965Poor
#128I 70 ML WBND

over TIMBER CREEK

11.4 MI W OF EAGLE-SUMMIT

41977Poor
#129I 70 ML WBND

over BLACK GORE CREEK

7.5 MI W OF VAIL PASS SUM

41977Poor
#130I 70 ML WBND

over CORRAL CREEK

4 MI W OF JCT SH 91

41979Poor
#131I 70 ML EBND

over SMITH GULCH

I MI E OF SUMMIT EAGLE CL

41977Poor
#132I 70 ML EBND

over GULLER GULCH

3.5 MI E/ VAIL PASS SUMIT

41977Poor
#133I 70 ML EBND

over POLK CREEK

3.8 MI WEST OF EAGLE-SUMM

41978Poor
#134HENDERSON ROAD

over SOUTH PLATTE RIVER

0.2 M W OF BRIGHTON BLVD

41970Poor
#1353rd Ave WB

over GW RR

.15 Mi W of Jct 119

41974Poor
#136US 285 ML

over DRAW

9.1 MI N. OF PONCHA SPRGS

41957Poor
#137US 50 SERVICE RD

over BNSF RR AR

ROAD TO PUEBLO ARMY DEPOT

41953Poor
#138COUNTY ROAD

over I 25 ML

4.4 MI S of AGUILAR INT.

41958Poor
#139ORDINANCE ROAD

over US 50 ML

5.0 MI E OF JCT SH 231 S

41953Poor
#140YORK STREET

over SOUTH PLATTE RIVER

0.6 MI N OF BRIGHTON BLVD

41963Poor
#141SH 141 ML

over COLORADO RIVER

S EDGE OF CLIFTON

41968Poor
#142US 40 ML

over I 70 ML CLEAR CREEK

EMPIRE JNCTN.

41965Poor
#143Rock Creek Pkwy

over Community Ditch

300 Ft East of McCaslin

42000Poor
#144US 50 ML WBND

over SIX MILE CREEK

1.4 MI W OF JCT SH 67

41949Poor
#14523RD AVENUE

over I 25 ML

IN DENVER

41952Poor
#146PERRY STREET

over US 6 ML

IN DENVER

41964Poor
#147Lincoln Avenue

over Dry Creek

0.1 Mi E of Industrial Dr

41948Poor
#148SH 96 ML

over BIG DRY CREEK

IN PUEBLO

41936Poor
#149US 40 ML

over SHELTON DITCH

E edge of Hayden

41954Poor
#150LOOKOUT MOUNTAIN R

over I 70 ML

4.3 MI E OF JCT SH 74

41970Poor
#151UNION AVENUE

over UPRR BNSF AR

IN CITY OF PUEBLO

41925Poor
#152East Vine Drive

over Lake Canal

0.5 Mi W of Timberline Rd

41950Poor
#153US 34 ML

over DEVILS GULCH

E EDGE OF ESTES PARK

41937Poor
#154I 76 ML WBND

over BNSF RR BEAVER CREEK

E EDGE OF BRUSH

41960Poor
#155I 76 ML EBND

over US 34 SPUR

AT JCT. US 6 & 34B-BR

41961Poor
#156I 70 ML WBND

over COUNTY ROAD 201

6.2 MI W OF JCT DEERTRAIL

41964Poor
#157I 70 ML EBND

over COUNTY ROAD 201

6.1 MI E OF JCT US 36 (BY

41964Poor
#158I 70 ML EBND

over US 40 FRONTAGE ROAD

7.8 MI E OF JCT US 36

41965Poor
#159I 70 ML WBND

over US 40 FRONTAGE RD

4.6 MI W OF JCT DEERTRAIL

41965Poor
#160I 70 ML EBND

over I 70 BUSS RT

IN DEERTRAIL

41965Poor
#161I 70 ML WBND

over COUNTY ROAD 197

7.4 MI W OF DEERTRAIL SPU

41964Poor
#162I 70 ML EBND

over COUNTY ROAD 197

4.9 MI E OF JCT US 36 (BY

41964Poor
#163LAREDO STREET

over HIGHLINE CANAL

.25 MI N OF COLFAX

41970Poor
#164HAPPY CANYON ROAD

over I 25 ML

5.1 MI N CASTLE ROCK BUS.

41965Poor
#165I 76 ML EBND

over TWENTY TWO SLOUGH

14 MI S.W. OF STERLING EX

41964Poor
#166KENTUCKY DR

over WEIR GULCH

1/2 BLK W OF PIERCE ST

41970Poor
#167US 24 ML

over DRAW

0.1 MI W of 71N

41934Poor
#168I 25 ML NBND

over US 160 SH 10 RR SPUR

1.1 MI N WALSENBURG BUS R

41963Poor
#169I 25 ML SBND

over US 160 SH 10 RR SPUR

1.15 MI N WALSENBURG BUS

41963Poor
#170CACHE LA POUDRE ST

over SHOOKS RUN

300 FT E OF EL PASO ST

41915Poor
#171US 34 ML

over STILLWATER CREEK

5.5 MI S OF GRAND LAKE

41938Poor
#172SH 86 ML

over KIOWA CREEK

W. EDGE OF KIOWA

41948Poor
#173US 85 BYPASS SBND

over US 85 BUSS RT

IN GREELEY

41962Poor
#17437th Street

over Loveland Greeley Canal

0.3 Mi E of 83rd Ave

41994Poor
#175COSTILLA STREET

over SHOOKS RUN

0.2 MI E OF WAHSATCH AVE.

41930Poor
#176N Shields St-CR17

over Terry Lake Inlet Canal

0.5 Mi N of US Hwy 287

41962Poor
#177I 70 STRASBURG SPU

over UP RR

0.15 MI N OF JCT I 70 ML

41962Poor
#178SH 83 ML

over WEST CHERRY CREEK

10.4 MI N OF DOUGLAS-EL

41968Poor
#179SH 291 ML

over CR 150 ARKANSAS RIVER

1.3 MI NW OF SALIDA

41959Poor
#180US 50 ML

over FARMERS OXFORD DITCH

3.7 MI. W. OF FOWLER

41938Poor
#181COLORADO BLVD

over LITTLE DRY CREEK

0.4 MI. S. OF ORCHARD RD

41970Poor
#182THIRD STREET

over ANDERSON ARROYO

300 FT W OF MAPLE AVENUE

41931Poor
#183DRY CREEK RD

over WILLOW CREEK

.1 MI E OF MONACO

41972Poor
#184SH 67 ML

over DRAW

3.1 MI N OF JCT SH 24 ML

41939Poor
#185OLDE WADSWORTH BLV

over RALSTON CREEK

0.2 MI NORTH OF 58TH AVE

41983Poor
#186SH 9 ML

over UP RR

S. EDGE OF KREMMLING

41942Poor
#187US 36 ML

over DRAW

2.4 MI E OF JCT I 70

41931Poor
#188US 491 ML

over ALKALI CREEK

1.5 MILES NW CAHONE

41937Poor
#189US 24 ML

over MIDDLE FK S.PLATTE RVR

2.2 MI S.E. OF JCT SH 9 E

41937Poor
#190County Road 34

over Supply Ditch

1.7 Mi E. of Co Rd 1

41937Poor
#191US 285 ML

over CONEJOS RIV.OVERFLOW

NEAR ANTONITO

41929Poor
#192County Road 20

over Sullivan Ditch

0.7 Mi E of Co Rd 15

41994Poor
#193US 6 ML

over PARACHUTE CREEK SR

1/2 M W OF PARACHUTE

41934Poor
#194SH 52 ML

over DENVER HUDSON CANAL

3.5 MI E OF JCT I-76

41952Poor
#195US 6 ML

over COLORADO RIVER

IN PALISADE

41949Poor
#196County Road 33

over New Cache La Poudre Cana

50 Ft No of St Hwy 392

41971Poor
#197SH 94 ML

over BIG SPRING CREEK

2.5 MI E OF ELLICOTT

41968Poor
#198TENNYSON ST

over CLEAR CREEK

.1 MI N OF 54TH AVE

41965Poor
#19944TH AVE

over I 25 ML

IN DENVER

41988Poor
#200SH 105 ML

over DRAW

2.7 ME S OF JCT SH 67

41938Poor

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Data Source: Federal Highway Administration (FHWA) National Bridge Inventory 2024

Bridge inspection data is typically updated every 24 months. Conditions may have changed since the last inspection.

“Structurally deficient” does not mean a bridge is unsafe or likely to collapse. It indicates that one or more key structural elements are in poor or worse condition. Bridges are inspected regularly and may have load restrictions in place.

This data is for informational purposes only and should not be used for route clearance or vehicle weight decisions.