高校采购，从入住日开始倒计时。

资料来源

1. [1] AAON, Form 10-K for fiscal 2025 (signed March 2, 2026)Rooftop units are its flagship products; lead times for AAON-branded products generally around 18 to 26 weeks
2. [2] AAON, Form 10-K for fiscal 2024 (signed February 27, 2025)Lead times for AAON-branded products generally around 10 to 12 weeks
3. [3] Cushman & Wakefield, Navigating continued challenges for life sciences projects (June 30, 2023)Lead times on its US projects: rooftop units 18 to 28 weeks, roofing 4 to 20 weeks
4. [4] University of Illinois System, Board of Trustees approval thresholds and schedulePurchases of $1,000,000 or more in a fiscal year need prior Board approval; the Board meets every other month; a purchase may need to reach Purchasing at least six months before the meeting
5. [5] University of Wisconsin System, Regent Policy Document 13-1 (amended August 20, 2026)Board approval above $1,000,000 at most universities and $5,000,000 at UW-Madison and System Administration
6. [6] University of Wisconsin System, Board of Regents meetingsTen regular meetings in 2026 and in 2027
7. [7] University of Texas System, Board contract approval threshold table (March 16, 2026)Board approval thresholds from $1,500,000 to $5,000,000 by institution, $5,000,000 at UT Austin
8. [8] University of Texas System, Regents' meetingsRegular meetings in February, May, August and November
9. [9] Gordian, The State of Facilities in Higher Education, 13th edition (2026)Capital renewal backlogs at $156 per gross square foot, an 8% increase over the previous year
10. [10] eCFR, 48 CFR 2.101 (text as of October 1, 2026)Micro-purchase threshold $15,000 and simplified acquisition threshold $350,000, in this version since October 1, 2025
11. [11] Federal Register, FAR Case 2024-001, Inflation adjustment of acquisition-related thresholds (August 27, 2025)Raised the thresholds from $10,000 and $250,000, effective October 1, 2025
12. [12] Federal Register, OMB, Guidance for Federal Financial Assistance (April 22, 2024)The revised Uniform Guidance, in effect from October 1, 2024
13. [13] eCFR, 2 CFR 200.1 (text as of October 1, 2026)A school district is a local government
14. [14] eCFR, 2 CFR 200.317 (text as of October 1, 2026)Recipients other than States and tribes follow 200.318 to 200.327
15. [15] eCFR, 2 CFR 200.318 (text as of October 1, 2026)Written standards of conduct; procurement arrangements using strategic sourcing in paragraph (e)
16. [16] eCFR, 2 CFR 200.320 (text as of October 1, 2026)Sealed bids or proposals above the simplified acquisition threshold; two or more responsible bidders; public advertising and public opening for local governments; noncompetitive procurement when competition is found inadequate
17. [17] eCFR, 2 CFR 200.321 (text as of October 1, 2026)Small, minority, women-owned and veteran-owned businesses considered, starting with solicitation lists
18. [18] eCFR, 2 CFR 200.324 (text as of October 1, 2026)A cost or price analysis for every procurement above the simplified acquisition threshold
19. [19] eCFR, 47 CFR 54.503 (text as of October 1, 2026)E-Rate: Form 470 starts the bidding, and applicants wait at least four weeks before making commitments
20. [20] eCFR, 47 CFR 54.511 (text as of October 1, 2026)Price should be the primary factor in selecting E-Rate service providers
21. [21] Federal Register, FCC, Promoting fair and open competitive bidding in the E-Rate program (May 19, 2026)Bids go through a USAC-managed bidding portal beginning with funding year 2028
22. [22] USAC, Funding Year 2026 filing windowThe FY2026 Form 471 window ran from January 21 to April 1, 2026
23. [23] eCFR, 7 CFR 210.16 (text as of October 1, 2026)Food service management company contracts run no longer than a year, with up to four yearly renewals
24. [24] Texas Education Code, Chapter 44 (§44.031)Purchases of $100,000 or more by one of the listed methods; notice once a week for at least two weeks before the deadline
25. [25] Texas Legislature, S.B. 1173 (2025), enrolledRaised the §44.031 threshold from $50,000 to $100,000, effective September 1, 2025
26. [26] Texas Education Code, Chapter 25 (§25.0811)A district may not begin instruction before the fourth Monday in August
27. [27] California Public Contract Code §20111Competitive bids above the adjusted threshold, to the lowest responsible bidder; public projects of $15,000 or more
28. [28] California Public Contract Code §20112Notice at least once a week for two weeks in a newspaper of general circulation
29. [29] Dannis Woliver Kelley, 2026 adjusted bid thresholds for contracts (January 6, 2026)The school-district bid threshold rose from $114,800 to $119,100 on January 1, 2026
30. [30] California Community Colleges Chancellor's Office, memo FP 25-09 (December 16, 2025)The 2026 community-college bid threshold of $119,100
31. [31] New York General Municipal Law §103Purchases over $20,000 and public works over $35,000 by sealed bid; at least five days between the first notice and the opening
32. [32] Illinois School Code, 105 ILCS 5/10-20.21Contracts over $35,000 to the lowest responsible bidder; a notice at least 10 days before the bid date
33. [33] Dallas ISD, 2026-2027 staff deadlines for agenda submissions (April 30, 2026)Items due on the 9th calendar day before the board briefing
34. [34] Austin ISD, Board Handbook (revised June 18, 2026)Two regular meetings a month; the board receives the items 13 days before a meeting
35. [35] Commonwealth University of Pennsylvania, Housing and Residence Life (fall 2026)RAs move in on August 7, 2026; new students move in on August 20-21 at Lock Haven and from August 16 at Bloomsburg
36. [36] Georgia Southern University, University Housing (fall 2026)RAs move in on August 2, 2026; residents of the Savannah and Swainsboro campuses move in on August 14-15
37. [37] US Bureau of Labor Statistics, PPI for new school building construction (PCU236222236222)230.738 in August 2025 and 242.658 in August 2026 (preliminary)
38. [38] US Bureau of Labor Statistics, PPI for air-conditioning and refrigeration equipment (WPU1148)201.0 in January 2020, 312.760 in August 2025, 325.649 in August 2026 (preliminary)
39. [39] US Bureau of Labor Statistics, PPI for asphalt and tar roofing and siding products (WPU1361)248.0 in January 2020, 360.038 in August 2025, 374.098 in August 2026 (preliminary)
40. [40] US Bureau of Labor Statistics, PPI for institutional furniture manufacturing (PCU337127337127)154.8 in January 2020, 225.527 in August 2025, 236.922 in August 2026 (preliminary)
41. [41] US Bureau of Labor Statistics, PPI for truck and bus bodies (WPU1413)258.9 in January 2020, 364.486 in August 2025, 381.031 in August 2026 (preliminary)
42. [42] US Energy Information Administration, Electric Power Monthly, Table 5.3 (September 24, 2026)Commercial-sector average of 13.85 cents per kWh for the 12 months to July 2026
43. [43] US EPA, Residential air conditioning and the phaseout of HCFC-22 (February 2020)Production and import of HCFC-22 (R-22) ended on January 1, 2020
44. [44] Middlesex College, Board of Trustees minutes (June 19, 2024)One bid for the Early Learning Center HVAC upgrades, over the allocated budget; rejected and rebid
45. [45] Middlesex College, Board Executive Committee minutes (July 30, 2024)The rebid drew one bid over the allocated budget again
46. [46] Kansas Board of Regents, meeting agenda (September 20-21, 2023)Fort Hays State's Gross Coliseum HVAC drew one bid; the rebid drew two over budget; budget from $7,700,000 to $11,400,000
47. [47] Norwalk Public Schools, NPS making headway on school HVAC improvements (July 7, 2025)Marvin Elementary HVAC rebid in the fall because of the bid results, with construction in summer 2026
48. [48] Burrell School District, board minutes (August 19, 2025)Bids well above estimates rejected and rebid; the architect said busy contractors decrease competition
49. [49] The Daily Journal, Bourbonnais school board OKs facility project bids (March 29, 2026)The only bid, $396,000, rejected in February 2026; rebid as parts only at $50,478
50. [50] Maryland Office of Legislative Audits, Prince George's County Public Schools (March 2025)626 procurements worth $565 million through cooperative agreements; for those tested, no analysis of the cost of its own solicitation
51. [51] Washington State Auditor, Moses Lake School District accountability audit (March 19, 2026)About $1.6 million of furniture bought by piggybacking on a cooperative contract without the required checks
52. [52] NACUBO, 2025 Tuition Discounting Study (June 1, 2026)Average discount rate of 57.1% for first-time, full-time undergraduates in 2025-26 (preliminary)
53. [53] NCES, Digest of Education Statistics, Table 317.103,896 degree-granting institutions in 2022-23: 782 public four-year, 817 public two-year, 1,614 private nonprofit
54. [54] NCES, Digest of Education Statistics, Table 214.1013,318 regular public school districts and 99,388 public schools in 2022-23
55. [55] US GAO, GAO-20-494, K-12 Education: school districts frequently identified multiple building systems needing updates or replacement (June 4, 2020)An estimated 41% of districts needed to update or replace HVAC in at least half their schools, about 36,000 schools