This NAICS page summarizes $30.08 billion in obligations across 57,170 award actions, with an average action value of $526,216.55. Department of the Army obligations lead the category, followed by the Federal Highway Administration, Department of the Navy, Department of the Air Force, and Forest Service.
NAICS Industry
NAICS 237310 Federal Contract Obligations (Last 10 Years)
FPDS data for NAICS 237310 covers highway, street, and bridge construction obligations over the last 10 years.
Annual totals show the largest obligations in 2023 and 2024, while vendor activity is concentrated among a small set of large construction firms.
NAICS Code
237310
Industry
HIGHWAY, STREET, AND BRIDGE CONSTRUCTION
Total Obligated
30.08 billion
30,083,800,315.93
Award Actions
57,170
Average Action Value
526,216.55
About NAICS 237310 federal contract activity
NAICS 237310, Highway, Street, and Bridge Construction, represents 30.08 billion in obligated contract value across 57,170 awards over the last 10 years, with an average award value of 526,216.55. The profile is volume-driven but highly concentrated in large infrastructure contracts, indicating a mix of recurring maintenance work and major capital projects.
Agency demand and leading federal buyers
The Department of the Army is the largest buyer in this NAICS, with 14.66 billion obligated across 14,450 awards, followed by the Federal Highway Administration at 6.85 billion across 7,226 awards. The Department of the Navy, Department of the Air Force, and Forest Service also appear among the top obligators, showing that this construction category supports both transportation and installation-related infrastructure needs across multiple federal mission areas.
Vendor concentration and leading contractors
Vendor concentration is led by SOUTHWEST VALLEY CONSTRUCTORS CO at 2.33 billion across 162 awards, followed by BFBC, LLC and FISHER SAND & GRAVEL CO. at 1.58 billion and 1.56 billion respectively. The leading vendors combine relatively high obligated value with comparatively low award counts, suggesting larger individual task orders or project awards rather than a broad base of small actions.
Annual contract trend over the analysis window
Annual obligations peaked in 2023 at 2.75 billion, then declined to 2.53 billion in 2024 and 1.50 billion in 2025 to date. Award counts followed a similar pattern, rising through 2023 and then easing afterward, which points to a recent moderation in funding flow after several strong years of activity.
How to interpret this page
This analysis is based on FPDS award records associated with NAICS 237310 over the last 10 years and summarizes obligated dollars and award counts. Annual trend values reflect obligations recorded by fiscal year, while agency and vendor rankings are based on total obligated value within the same analysis window.
Top Agencies
SELECT
agency_id,
agency_name,
total_obligated,
award_count,
formatReadableQuantity(total_obligated) AS total_obligated_readable
FROM
(
SELECT
content__award__purchaserInformation__contractingOfficeAgencyID AS agency_id,
anyHeavy(content__award__purchaserInformation__contractingOfficeAgencyID__name) AS agency_name,
sum(content__award__dollarValues__obligatedAmount) AS total_obligated,
count() AS award_count
FROM fpds.data
WHERE
contract_type = 1
AND content__award__productOrServiceInformation__principalNAICSCode = '237310'
AND content__award__purchaserInformation__contractingOfficeAgencyID IS NOT NULL
AND content__award__purchaserInformation__contractingOfficeAgencyID != ''
AND parseDateTimeBestEffortOrNull(content__award__relevantContractDates__signedDate) >= toStartOfYear(now()) - INTERVAL 10 YEAR
AND parseDateTimeBestEffortOrNull(content__award__relevantContractDates__signedDate) < toStartOfYear(now())
GROUP BY agency_id
)
ORDER BY total_obligated DESC
LIMIT 10| Agency ID | Agency Name | Total Obligated | Readable | Award Actions |
|---|---|---|---|---|
| 2100 | DEPT OF THE ARMY | 14,656,135,159.95 | 14.66 billion | 14,450 |
| 6925 | FEDERAL HIGHWAY ADMINISTRATION | 6,845,669,020.66 | 6.85 billion | 7,226 |
| 1700 | DEPT OF THE NAVY | 3,287,832,317.15 | 3.29 billion | 4,985 |
| 5700 | DEPT OF THE AIR FORCE | 2,261,981,099.97 | 2.26 billion | 9,880 |
| 12C2 | FOREST SERVICE | 1,666,368,707.84 | 1.67 billion | 13,733 |
| 1443 | NATIONAL PARK SERVICE | 520,358,145.90 | 520.36 million | 1,615 |
| 3600 | VETERANS AFFAIRS, DEPARTMENT OF | 139,778,819.97 | 139.78 million | 521 |
| 1422 | BUREAU OF LAND MANAGEMENT | 105,044,054.34 | 105.04 million | 1,046 |
| 97F5 | WASHINGTON HEADQUARTERS SERVICES (WHS) | 75,397,899.02 | 75.40 million | 70 |
| 1448 | U.S. FISH AND WILDLIFE SERVICE | 68,108,433.56 | 68.11 million | 620 |
Insight
Over the last 10 years, obligations under NAICS 237310 total $30.08 billion across 57,170 awards, with spending concentrated among a small set of agencies. The DEPT OF THE ARMY leads with $14.66 billion, or nearly half of total obligations, followed by the FEDERAL HIGHWAY ADMINISTRATION at $6.85 billion; together these two agencies account for the majority of obligated dollars in this code. The DEPT OF THE NAVY, DEPT OF THE AIR FORCE, and FOREST SERVICE form the next tier, indicating a broader but still defense- and transportation-oriented spending profile, while the remaining agencies each represent comparatively small shares.
Top Vendors
SELECT
vendor_name,
cage_code,
total_obligated,
award_count,
formatReadableQuantity(total_obligated) AS total_obligated_readable
FROM
(
SELECT
content__award__vendor__vendorHeader__vendorName AS vendor_name,
anyHeavy(content__award__vendor__vendorSiteDetails__entityIdentifiers__cageCode) AS cage_code,
sum(content__award__dollarValues__obligatedAmount) AS total_obligated,
count() AS award_count
FROM fpds.data
WHERE
contract_type = 1
AND content__award__productOrServiceInformation__principalNAICSCode = '237310'
AND content__award__vendor__vendorHeader__vendorName IS NOT NULL
AND content__award__vendor__vendorHeader__vendorName != ''
AND parseDateTimeBestEffortOrNull(content__award__relevantContractDates__signedDate) >= toStartOfYear(now()) - INTERVAL 10 YEAR
AND parseDateTimeBestEffortOrNull(content__award__relevantContractDates__signedDate) < toStartOfYear(now())
GROUP BY vendor_name
)
ORDER BY total_obligated DESC
LIMIT 10| Vendor | CAGE Code | Total Obligated | Readable | Award Actions |
|---|---|---|---|---|
| SOUTHWEST VALLEY CONSTRUCTORS CO | 7V2D3 | 2,334,069,969.56 | 2.33 billion | 162 |
| BFBC, LLC | 853G5 | 1,577,434,148.80 | 1.58 billion | 66 |
| FISHER SAND & GRAVEL CO. | 1TBR7 | 1,558,336,431.91 | 1.56 billion | 31 |
| SLSCO LTD. | 5C2J9 | 1,166,953,043.01 | 1.17 billion | 200 |
| KIEWIT INFRASTRUCTURE WEST CO. | 4TJJ4 | 573,324,764.98 | 573.32 million | 197 |
| KIEWIT INFRASTRUCTURE CO | 6V4D8 | 454,122,112.02 | 454.12 million | 53 |
| GRANITE CONSTRUCTION COMPANY | 1X910 | 377,420,167.05 | 377.42 million | 156 |
| BARNARD CONSTRUCTION COMPANY, INCORPORATED | 0BRU7 | 337,651,949.89 | 337.65 million | 31 |
| SLSCO, LTD. | 5C2J9 | 327,270,000.00 | 327.27 million | 3 |
| H-K CONTRACTORS, INC. | 0RZ01 | 296,101,254.48 | 296.10 million | 189 |
Insight
Over the last 10 years, NAICS 237310 obligated $30.08 billion across 57,170 awards, with an average award value of $526,216.55. Obligations are moderately concentrated at the top: SOUTHWEST VALLEY CONSTRUCTORS CO, BFBC, LLC, FISHER SAND & GRAVEL CO., and SLSCO LTD. each exceeded $1.16 billion, led by SOUTHWEST VALLEY CONSTRUCTORS CO at $2.33 billion. The remaining top vendors are materially smaller, ranging from $296.10 million to $573.32 million, indicating a long tail after the leading firms.
Annual Trend
SELECT
year,
total_obligated,
award_count,
formatReadableQuantity(total_obligated) AS total_obligated_readable
FROM
(
SELECT
toYear(parseDateTimeBestEffortOrNull(content__award__relevantContractDates__signedDate)) AS year,
sum(content__award__dollarValues__obligatedAmount) AS total_obligated,
count() AS award_count
FROM fpds.data
WHERE
contract_type = 1
AND content__award__productOrServiceInformation__principalNAICSCode = '237310'
AND parseDateTimeBestEffortOrNull(content__award__relevantContractDates__signedDate) >= toStartOfYear(now()) - INTERVAL 10 YEAR
AND parseDateTimeBestEffortOrNull(content__award__relevantContractDates__signedDate) < toStartOfYear(now())
GROUP BY year
)
ORDER BY year DESC| Year | Total Obligated | Readable | Award Actions |
|---|---|---|---|
| 2025 | 1,502,115,017.13 | 1.50 billion | 4,286 |
| 2024 | 2,533,417,921.71 | 2.53 billion | 5,079 |
| 2023 | 2,753,519,723.42 | 2.75 billion | 5,365 |
| 2022 | 2,147,357,567.51 | 2.15 billion | 5,396 |
| 2021 | 1,797,205,471.51 | 1.80 billion | 5,587 |
| 2020 | 7,373,583,025.06 | 7.37 billion | 6,310 |
| 2019 | 5,560,642,884.72 | 5.56 billion | 5,882 |
| 2018 | 2,607,709,523.35 | 2.61 billion | 6,336 |
| 2017 | 1,929,414,251.76 | 1.93 billion | 6,389 |
| 2016 | 1,878,834,929.76 | 1.88 billion | 6,540 |
Insight
Over the last 10 years, NAICS 237310 obligated $30.08 billion across 57,170 awards, with an average award value of $526.2K. Annual obligations were generally between $1.50 billion and $2.75 billion, except for a pronounced spike in 2019 and especially 2020, when obligations reached $5.56 billion and $7.37 billion, respectively. Since 2021, annual obligations have declined from $1.80 billion to $1.50 billion in 2025, while award counts have remained relatively stable in the 4,286 to 6,540 range, indicating a recent reduction in obligated dollars without a comparable contraction in award volume.
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