Tower 55 (Fort Worth)

Take up position on public sidewalks along Crawford Street or S. Peach Street for front-row access to one of the most complex pieces of active railroad infrastructure in the South. Six diamond crossings form the interlocking where BNSF's triple-track north–south main (ex-AT&SF) meets Union Pacific's double-track east–west corridor (ex-Texas & Pacific). Fort Worth & Western Railroad (FWWR) trains also use the plant via trackage rights, adding short-line power to the Class I parade. Trinity Rail Express commuter trains share the UP corridor on weekdays. Because two competing dispatching territories converge at the same plant, holds and meets are frequent — trains queue up, inch forward, then accelerate hard through the diamonds in a sequence that rewards patient observers. Tune a scanner to BNSF road channels (160.695 or 160.920 MHz) or UP channels (160.410 or 160.470 MHz) to anticipate movements before they arrive. Street parking is available on side streets off S. Main St., a short walk from the best viewing positions. The Virtual Railfan live-stream camera at Tower 55 lets you check activity remotely before making the drive.

The junction sits on the flat Trinity River floodplain at approximately 640 feet elevation, just southeast of downtown Fort Worth's skyline. Industrial lots, access roads, and standard right-of-way fencing create open sightlines in all four compass directions — a consist can be spotted approaching from half a mile out. Low scrub, cottonwood, and hackberry line the margins of the right-of-way, but nothing blocks the main viewing angles. Downtown Fort Worth's modern towers rise distinctly to the northwest, providing an urban backdrop that distinguishes Tower 55 from comparable rural junctions. Summer afternoons bring towering cumulonimbus clouds that frame freight trains in dramatic fashion. In winter, low-angle northern sun rakes across locomotive paint and creates hard shadows off the cab sides. The constant hum of the I-30/I-35W interchange gives way instantly to the full-throated roar of Tier-4 GEs or EMD SD70s accelerating out of a dispatcher-cleared hold.

Rail-traffic studies tied to the 2014 Tower 55 improvement project placed total movements at roughly 100–125 trains per 24-hour period—numbers that still hold. BNSF dispatches coal drags from the Powder River Basin, hot intermodal Z-trains bound for Alliance and Chicago, plus grain and mixed merchandise. Union Pacific contributes stack trains, automotive racks, ethanol blocks, and heavy manifest freights heading toward Houston, El Paso, or Little Rock. Kansas City Southern and Texas Pacifico occasionally appear via trackage rights. Passenger action is lighter but noteworthy: Amtrak’s Texas Eagle (Trains 21/22) rolls through midday, and the Heartland Flyer (Trains 821/822) joins the lineup in the morning and evening. Train lengths average 7,000–10,000 feet, with distributed power common on the longest sets.

For roster shots and cab-side detail on southbound BNSF freights, the Crawford Street crossing is the prime position: morning light falls cleanly on the engineer's side, and the tracks are only a few yards away. The same crossing in afternoon light works well for UP consists running east, with the sun behind the camera. A short walk east to S. Peach Street opens a wider perspective of the full diamond sequence — a 70–200mm lens at its longest end compresses three parallel tracks into a single dense frame. The East Vickery Boulevard overpass provides an elevated vantage where 300mm+ glass can isolate locomotives against the downtown Fort Worth skyline or reduce the track geometry to an abstract pattern. The best glint-shot window occurs in winter when the sun sets far enough south to align low light along the north–south BNSF main near 5 PM — the window lasts roughly 20 minutes but produces dramatic front-quarter lighting on northbound trains.

The Tower 55 interlocking was commissioned by the Railroad Commission of Texas on September 26, 1904, originally coordinating movements for the Santa Fe, Missouri Pacific, and Texas & Pacific railroads. The electric interlocking, built by Taylor Signal Co., featured 122 functions controlled by 89 levers — among the largest plants of its era in Texas. A three-story brick tower in the southeast quadrant of the diamond replaced an earlier wooden structure and remained visible through the mid-20th century. As Class I consolidations reduced the number of independent operators at the plant, the tower was decommissioned in 1994 and subsequently demolished, though the "55" designation was retained in active dispatcher parlance. By the 2000s congestion had become severe enough that the Federal Railroad Administration labeled Tower 55 a national bottleneck. A $104 million public-private improvement project — $65 million contributed by BNSF and Union Pacific, the remainder from federal ARRA funds and state grants — was completed with a dedication ceremony on November 7, 2014. The project added a third north–south track, high-speed crossovers, and modernized signaling, increasing junction capacity by an estimated 25 percent and reducing average train delay by more than 30 minutes. Environmental benefits cited at completion included annual fuel savings equivalent to 14,000 Fort Worth commuters and a reduction of 93,000 tons of CO2 emissions per year.

Tower 55 places observers within yards of six live diamonds and two Class I main lines simultaneously — an access level almost unmatched at any junction of comparable traffic density in the United States. Unlike most busy interlockings buried inside fenced industrial complexes, the street grid around Tower 55 preserves public sightlines established before the automobile era. The layering of 120 years of railroad history is visible in the infrastructure itself: the original diamond geometry from 1904 is still in use, while the 2014 high-speed crossovers and PTC-equipped signals represent the latest generation of railroad engineering. The Fort Worth skyline directly behind northbound consists creates a recognizable visual identity unavailable at comparable high-traffic locations like Cajon Pass or Tehachapi. A Virtual Railfan camera with full-audio microphone streams the diamond 24/7, enabling real-time remote scouting before any visit.