Tower 1008057 — Springfield, IL
ConstructedFCC Antenna Structure Registration 1008057 — tower (type not specified) near Springfield, Illinois. Filed under the FCC's older general tower code, which does not record whether the tower is guyed, lattice or a monopole.
At a glance
FCC Antenna Structure Registration 1008057 is a 140 m (459 ft) tower near Springfield, Sangamon County, Illinois. Its registration status is constructed, with construction recorded on May 1, 1983. It is registered to ILLINOIS, STATE OF DBA = ILLINOIS STATE POLICE, which holds 100 FCC structure registrations.
Registration record
FCC record
| Field | Value |
|---|---|
| Registration number (ASRN) | 1008057 |
| Unique system identifier | 112844 |
| Status | Constructed (C) |
| Structure type | Tower (type not specified) (TOWER) |
| Date constructed | May 1, 1983 |
| Registration issued | Feb 5, 1997 |
Aviation safety
FAA & lighting
| Field | Value |
|---|---|
| FAA study number | 83-AGL-870-OE |
| FAA circular | 70/7460-1F |
| Painting / lighting spec | 3, 4, 5, 9 |
| Marking / lighting code | FAA Style A (9) |
The painting/lighting specification is copied as filed: the FAA marking and lighting chapters and paragraphs cited in the ASR record. The marking/lighting code is decoded using the FCC registration form's code list.
Registered owner
ILLINOIS, STATE OF DBA = ILLINOIS STATE POLICE
Springfield, IL · FRN 0002787893
Holds 100 FCC structure registrations — view the full portfolio →
Location
- Address
- I55 S EXIT 18 4 MI S
- City
- Springfield
- State
- Illinois
- ZIP
- 62712
- County
- Sangamon County
- County FIPS
- 17167
- Coordinates
- 39.68917, -89.64083
Within ~40 km
Nearby structures
Tower (type not specified) · Constructed
Tower (type not specified) · Granted (not yet constructed)
Tower (type not specified) · Constructed
Guyed tower · Constructed
- Harvel, IL · 1061163155 m
Tower (type not specified) · Constructed
Tower (type not specified) · Constructed
How tall is structure 1008057 compared with others?
At 140 m, structure 1008057 is about 76% above the 79 m average across the 144 structures registered in Sangamon County. It is about twice the Illinois average of 69 m across 7,110 registrations. Among the 75,247 registrations nationwide filed under the same structure-type code (TOWER), the average overall height is 76 m, so this one is about 84% above that figure.
The supporting structure itself measures 136 m; antennas and other appurtenances on top bring the overall height above ground to 140 m. The site's filed ground elevation is 180 m, which puts the top of the structure 320 m above mean sea level.
Where is structure 1008057, and what is registered around it?
The registration places the structure near Springfield in Sangamon County, Illinois, at coordinates 39.68917, -89.64083, with the site address filed as "I55 S EXIT 18 4 MI S". Sangamon County has 144 FCC-registered antenna structures, the 11th-largest count among the 102 Illinois counties with registrations, and 109 of them are marked constructed. Illinois as a whole has 7,110 registrations, the 6th-largest total among the 50 states and DC.
The tallest other registered structure within about 40 km is Mechanicsburg, IL · 1008823, a tower at 445 m (constructed).
What does the status "Constructed" mean?
Constructed means the owner has notified the FCC that construction is complete, so the registry treats the structure as standing. The FCC issued registration 1008057 on Feb 5, 1997. Nationally, 141,895 of the 197,770 registrations (71.7%) carry the constructed status, including 5,177 in Illinois.
Who owns antenna structure 1008057?
The FCC record lists ILLINOIS, STATE OF DBA = ILLINOIS STATE POLICE of Springfield, IL as the registered owner, under FCC Registration Number 0002787893. Across the registry it holds 100 structure registrations, the 193rd-largest portfolio among the 7,865 owners with two or more, including 100 in Illinois. Its most common filed structure-type code is TOWER (96 registrations).
What FAA and lighting details are on file?
The registration cites FAA aeronautical study 83-AGL-870-OE and FAA Advisory Circular 70/7460-1F, the FAA review of the structure's effect on air navigation. Its marking and lighting code, 9, is listed on the FCC registration form as "FAA Style A". The painting and lighting specification on file cites FAA chapters 3, 4, 5, 9.
Frequently asked questions
How tall is antenna structure 1008057?
Its registered overall height above ground is 140 m (459 ft), and 320 m (1,049 ft) above mean sea level.
Who owns tower 1008057?
The registered owner is ILLINOIS, STATE OF DBA = ILLINOIS STATE POLICE, which holds 100 FCC antenna structure registrations.
Where is antenna structure 1008057?
It is located near Springfield, Sangamon County, Illinois at I55 S EXIT 18 4 MI S (39.68917, -89.64083). Its status is constructed; it was constructed on May 1, 1983.
What type of structure is 1008057?
It is filed with the FCC under structure-type code TOWER, which decodes to "Tower (type not specified)". Filed under the FCC's older general tower code, which does not record whether the tower is guyed, lattice or a monopole. 75,247 registrations nationwide use the same code.
How many antenna structures are registered in Sangamon County, IL?
Sangamon County has 144 FCC-registered antenna structures, 109 of them constructed — the 11th-largest count among 102 counties in Illinois.
Related pages
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Dataset updated . Source: FCC Antenna Structure Registration 1008057, weekly bulk file.
About this data
Source: FCC Antenna Structure Registration (ASR) database, as published October 13, 2026 — TowerCensus refreshes it weekly. See the methodology for how records are matched, cleaned and scored.
Cite as: TowerCensus, “Antenna structure 1008057, Springfield, Sangamon County, Illinois”, https://towercensus.com/towers/illinois/springfield-1008057 (data as of October 13, 2026).