FY23 mcon P-923 aircraft parking apron, royal australian air force base, darwin, australia

Active Definitive Contract Awarded Last action

Contract number
N6274225C1308
Awardee
Awarding agency
Obligated
$387,055,546

Award facts

Contract value 84% obligated
  • $460,321,616.02 Current, with exercised options
  • $462,893,927.65 Potential, with all options
Completion date 51% complete
Current and potential, with all options
Contracting staff
Set-aside
No set-aside
Competition
Full and Open Competition · 3 offers Negotiated Proposal / Quote
Pricing
Firm Fixed Price
Place of performance
Australia

Award details come from SAM.gov/FPDS.

Transactions

Action Obligated Date
Supplemental Agreement for work within scope P00006 · N62742-25-C-1308: P00006, PC-04 high voltage conduit investigation $32,745
Supplemental Agreement for work within scope P00005 · N62742-25-C-1308: PC-000003, communications conduit installation $88,531
Supplemental Agreement for work within scope P00004 · N62742-25-C-1308: PC-000002, fence installation, PC-000006, REA-002 wells decommissioning and PC-000007, FY26 incremental funding. $59,412,850
Change Order P00003 · PC-000001, DI to PVC and OH on sub, hooh rates $251,420
Exercise an Option P00002 · Exercise options 1 and 3 $147,000,000
Supplemental Agreement for work within scope P00001 · Remove/update clauses and incorporate correct SF1442 pages. $0
Original award $180,270,000

About this award

Naval Facilities Engineering Command awarded a $462.9 million definitive contract to Slsco, LTD. for design and construction of an aircraft parking apron at Royal Australian Air Force Base Darwin, Australia on March 31, 2025, under firm fixed-price terms with no set-aside.

Place of performance is Australia. The originating pre-solicitation, posted February 1, 2024, sought design-build proposals for three military construction projects at RAAF Base Darwin: an aircraft parking apron (P-923), maintenance support facility (P-941), and aircraft maintenance hangar (P-949). Evaluation criteria included relevant project experience (defined as construction of a 20,000 square meter airfield pavement or 90 meter wide aircraft hangar within the past fifteen years valued over $20–30 million), safety, past performance, and price. The combined projects were estimated between $250–500 million with a 970–1,005 calendar day period of performance. NAICS code is 237310 (general building construction). Ultimate completion date is May 29, 2028.

Quick answers

Who was awarded contract N6274225C1308?

N6274225C1308 was awarded to Slsco, LTD. by Naval Facilities Engineering Command (Department of the Navy) on March 31, 2025.

How much is contract N6274225C1308 worth?

The government has obligated $387,055,546 on N6274225C1308. Its current value, with exercised options, is $460,321,616. Its potential value, with all options, is $462,893,928.

Was contract N6274225C1308 competed?

The extent of competition for N6274225C1308 was full and open competition. The government received 3 offers.

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