Home › New Mexico › Sierra County › All bridges

Every bridge in Sierra County, New Mexico

Name: Every bridge in Sierra County, New Mexico
Creator: Bridge Report Card
License: https://creativecommons.org/publicdomain/zero/1.0/

112 inventoried bridges, busiest first

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Sierra County, New Mexico, has 112 bridges in the 2025 National Bridge Inventory: 34 rated good, 73 fair, and 5 poor (as of August 20, 2026).
This index lists every one of them, busiest first; each links to its own condition record.

Bridge	Built	Vehicles/day	Condition
I-25 Nbl over Palomas Creek	1968	8,962	Fair
I-25 Nbl/sbl over Canada Honda	1968	8,962	Fair
I-25 Nbl/sbl over County Rd-b079	1968	8,962	Fair
I-25 Sbl over Palomas Creek	1968	8,962	Fair
I-25 NB over Nm-181	1967	8,510	Fair
I-25 Nbl over Green Horn Arroyo	1966	8,008	Fair
I-25 Nbl over Percha Creek	1965	8,008	Fair
I-25 Nbl/sbl over Unnamed Waterway	1966	8,008	Fair
I-25 Nbl/sbl over Unnamed Waterway	1966	8,008	Fair
I-25 Sbl over Green Horn Arroyo	1966	8,008	Fair
I-25 Sbl over Percha Creek	1965	8,008	Fair
I-25 Nbl over Animas Creek	1966	7,888	Fair
I-25 Nbl over Arroyo Seco	1966	7,888	Fair
I-25 Nbl over Kings Canyon	1968	7,888	Fair
I-25 Nbl over Nm-152	1966	7,888	Fair
I-25 Nbl/sbl over County Rd-b050	1966	7,888	Fair
I-25 Sbl over Amimas Creek	1966	7,888	Fair
I-25 Sbl over Arroyo Seco	1966	7,888	Fair
I-25 Sbl over Kings Canyon	1968	7,888	Fair
I-25 Sbl over Nm-152	1966	7,888	Fair
I-25 Nbl over Rio Grande River	2003	7,331	Good
I-25 Nbl/sbl over Green Canyon	2003	7,331	Good
I-25 Nbl/sbl over Unnamed Waterway	1965	7,331	Fair
I-25 Nbl/sbl over Unnamed Waterway	1965	7,331	Good
I-25 Sbl over Rio Grande River	2003	7,331	Good
I-25 Sbl/nbl over Unnamed Waterway	1965	7,331	Poor
I-25 Nbl over Alamosa River	1967	6,727	Good
I-25 Sbl over Alamosa River	1967	6,727	Good
I-25 Nbl/sbl over Cedar Canyon	1967	6,522	Fair
I-25 SB over Nm-181	1967	6,271	Fair
I-25 Nbl over Country Club Rd	1970	5,858	Fair
I-25 Nbl over Local Rd 51Z004/Mud Sprg	1970	5,858	Fair
I-25 Nbl/sbl over Local ROAD/1ST Street	1970	5,858	Fair
I-25 Sbl over Country Club Rd	1970	5,858	Fair
I-25 Sbl over Local Rd/Mud Spring Aryo	1970	5,858	Fair
I-25 Nbl over Local Road	1979	5,806	Fair
I-25 Nbl/sbl over Aragon Wash	1938	5,806	Fair
I-25 Nbl/sbl over Lumber Canyon	1967	5,806	Fair
I-25 Nbl/sbl over Mitchell Canyon	1938	5,806	Fair
I-25 Nbl/sbl over Penasco-canyon	1938	5,806	Fair
I-25 Nbl/sbl over South Canyon	1967	5,806	Fair
I-25 Sbl over Local Road	1979	5,806	Fair
L-00011 over Unnamed Waterway	1970	5,119	Fair
L-00011 over Unnamed Waterway	1963	5,119	Fair
L-00011 over Unnamed Waterway	1970	5,119	Fair
Nm-181 over Cuchillo Negro Creek	1993	3,699	Fair
I-25 Nbl over Cuchillo Negro Creek/Rd	1970	3,345	Fair
I-25 Nbl over Yapple Canyon	1970	3,345	Fair
I-25 Sbl over Cuchillo Negro Creek/lRd	1970	3,345	Fair
I-25 Sbl over Yapple Canyon	1970	3,345	Fair
Nm-51 over Cuchillo Creek	2007	1,699	Good
Lakeshore Rd over Unnamed arroyo	2024	1,464	Good
Lakeshore Rd over Unnamed arroyo	2024	1,464	Good
Lakeshore Rd over Unnamed arroyo	2024	1,464	Good
Lakeshore Rd over Unnamed arroyo	2024	1,464	Good
L-00011 over I-25 NB and SB	1968	1,196	Poor
L-00011 over I-25 Nbl/sbl	1970	1,175	Good
Nm-187 over I-25 Nbl/sbl	1965	1,093	Fair
Nm-187 over Rio Grande	2005	1,093	Good
Nm-187 over Trujillo Canyon	1929	1,093	Fair
Nm-187 over Montoya Arroyo	2021	1,022	Good
Nm-187 over Unnamed Waterway	2021	1,022	Good
Nm-51 over Rio Grande	2007	669	Good
Nm-187 over Animas Creek	1933	521	Fair
Nm-187 over Canada Honda	1933	521	Fair
Nm-187 over King Canyon	1933	521	Poor
Nm-187 over North Kelly Canyon	1933	521	Fair
Nm-187 over Palomas Creek	1932	521	Fair
Nm-187 over Seco Creek	1933	521	Fair
Nm-187 over South Kelly Canyon	1933	521	Fair
Nm-187 over Unnamed Waterway	1933	521	Good
Nm-187 over Unnamed Waterway	1933	521	Fair
Fr-2022 over I-25 NBL and I-25 SBL	1968	515	Fair
NM152 over Unnamed Waterway	1988	428	Good
Nm-152 over Percha Creek	1961	428	Fair
Nm-152 over Unnamed Waterway	1988	428	Fair
Nm-152 over Middle Percha Creek	1963	308	Fair
Nm-152 over Middle Percha Creek	1963	308	Fair
Nm-152 over Percha Creek	1961	308	Fair
Nm-152 over Percha Creek	1994	308	Good
Nm-187 over Greenhorn Arroyo	1928	297	Poor
Nm-187 over Percha Creek	1929	297	Fair
Nm-152 over Middle Fork Percha Creek	2021	288	Good
Nm-152 over Percha Creek	2021	288	Good
Nm-546 over I-25 NBL and SBL	1965	245	Good
A-013 over Yost Arroya	2018	244	Good
Nm-52 over Unnamed Waterway	1995	243	Fair
Nm-436 over Garfield Canal	1953	220	Fair
Nm-51 over Ash Canyon	2009	179	Good
Nm-181 over Yapple Canyon	2020	159	Good
Nm-27 over Juarlosa Creek	1974	100	Fair
Nm-27 over Trujillo Canyon	1973	100	Fair
Wsmr Rt 6 over Salt Creek	2019	100	Good
Wsmr Rt 7 over Storm Drainage	1965	100	Fair
Wsmr Rt 7 over Storm Drainage	2012	100	Fair
Fr-2027 over I-25 Nbls/sbls	1967	94	Fair
51-013 over Aleman Draw	2009	92	Good
51-a013 over Hackberry Draw	2009	92	Good
51-a013 over Mc Lendon Draw	2009	92	Good
Nm-181 over Cedar Canyon	1939	72	Fair
51-a001 over Flood Control Ditch	2003	70	Good
51-a001 over Flood Control Ditch	2003	70	Good
51-b038 over Rio Grande	1966	70	Poor
Corizne Street over Flood Control Ditch	2003	70	Good
E Grand Percha Rd. over Arrey Irrigation Canal	1936	70	Fair
Wsmr Rt 327 over Grapevine Creek	1977	50	Good
Nm-1 over San Jose Canyon	1938	27	Fair
Nm-1 over Unnamed Waterway	1938	27	Fair
Nm-1 over Unnamed Waterway	1938	27	Fair
Fr-2030 over I-25 Nbls/sbls	1967	25	Fair
Wsmr Rt 316 over Salt Creek	2021	25	Good
Nm-1 over I-25 NBL and SBL	1967	20	Fair

Source: FHWA National Bridge Inventory, 2025.

Sierra County bridge conditions · New Mexico bridges by county.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.