Southern Pacific RS11 #2900: A Historical Glimpse into Railroading

On September 10, 1979, a significant piece of railroad history was captured in a photograph featuring Southern Pacific RS11 #2900, an ex-Alco demonstrator DL-701. This vintage locomotive was seen navigating suspect trackage with a short consist as it made its way to the Hardy Street Yard in Houston, Texas. The image also highlights Tower 26, a structure that has since disappeared, providing a poignant reminder of the evolution of rail infrastructure over the decades.

The Southern Pacific RS11

The Southern Pacific RS11 is a type of diesel-electric locomotive that was widely recognized for its reliability and power. Manufactured by the American Locomotive Company (Alco), the RS11 was introduced in the 1950s and became one of the most popular locomotives in use during that era. The RS11 was designed for both freight and passenger services, making it a versatile option for various railroad operations.

Key Features of the RS11:

• Powerful Engine: The RS11 was equipped with a 1,500 horsepower engine, allowing it to handle heavy loads efficiently.
• Fuel Efficiency: With advancements in diesel technology, the RS11 provided improved fuel efficiency compared to its predecessors.
• Versatility: The locomotive was used for a range of services, from freight transport to passenger services, showcasing its adaptability.
  

  The Legacy of Southern Pacific Railroad
  

  The Southern Pacific Railroad, founded in 1865, played a crucial role in the development of transportation in the western United States. The railroad was instrumental in connecting major cities and facilitating trade across vast distances. By the time the RS11 #2900 was in operation, the Southern Pacific had established itself as a key player in the American rail industry.

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  Significant Contributions:

• Expansion of Rail Networks: The Southern Pacific expanded its rail network significantly, connecting California, Texas, and beyond.
• Innovative Technology: The railroad was known for adopting new technologies, including diesel locomotives like the RS11, which replaced steam engines.
• Economic Impact: The Southern Pacific contributed to the economic growth of the regions it served, providing jobs and enabling the transport of goods.
  

  The Importance of Houston’s Hardy Street Yard
  

  The Hardy Street Yard in Houston served as a vital hub for rail operations in the region. As one of the key rail yards for Southern Pacific, it facilitated the handling and storage of freight cars, making it an essential part of the railroad’s logistics and operations.

  Features of Hardy Street Yard:

• Cargo Handling: The yard was equipped to handle various types of cargo, including bulk materials, intermodal containers, and general freight.
• Maintenance Facilities: The yard provided essential maintenance services for locomotives and rolling stock, ensuring that the fleet remained operational and efficient.
• Strategic Location: Its location in Houston allowed for easy access to major highways and ports, enhancing the overall efficiency of the Southern Pacific’s operations.
  

  The Significance of Tower 26
  

  In the photograph of RS11 #2900, Tower 26 can be seen to the left. This structure was an important part of rail operations, serving as a control tower that managed train movements through the area. Unfortunately, like many historic railway structures, Tower 26 has since been removed, marking the passage of time and changes in rail infrastructure.

  Role of Control Towers:

• Traffic Management: Control towers were crucial for managing traffic flow on busy rail lines, helping to prevent collisions and ensuring safe operations.
• Communication Hub: They served as communication centers where dispatchers could relay information to train crews and coordinate movements.
• Historical Significance: Towers like Tower 26 represent the engineering and operational advancements of their time, capturing the essence of railroad history.
  

  The Historical Context of September 10, 1979
  

  The date of September 10, 1979, is significant in the context of American railroading. By this time, many railroads were transitioning from steam to diesel power, and the landscape of rail transport was rapidly changing. The Southern Pacific RS11 #2900, along with similar locomotives, represented this shift and the modernization of the industry.

  Key Events in Railroading During the Late 1970s:

• Decline of Steam Locomotives: The 1970s marked the decline of steam locomotives as diesel power became the standard, leading to increased efficiency and lower operational costs.
• Economic Challenges: The rail industry faced economic challenges during this period, including competition from trucking and changes in freight transportation patterns.
• Preservation Efforts: Despite these challenges, there was a growing interest in preserving railroad history, leading to the establishment of museums and heritage railroads.
  

  Conclusion
  

  The photograph of Southern Pacific RS11 #2900 captures a moment in time that reflects the rich history of railroading in the United States. From its powerful engine and versatile design to the significant role of the Southern Pacific Railroad and the Hardy Street Yard, this image serves as a reminder of the enduring legacy of rail transportation. The disappearance of landmarks like Tower 26 further emphasizes the importance of preserving the history of railroads as we look to the future of transportation. Understanding these historical contexts is crucial for enthusiasts, historians, and anyone interested in the evolution of railroads in America.

  For more insights into railroad history and the significance of locomotives like the RS11, visit American-Rails.com.

Southern Pacific RS11 #2900 (ex-Alco demonstrator DL-701) creeps along suspect trackage with a short consist bound for the Hardy Street Yard in Houston, Texas on September 10, 1979. Note Tower 26 to the left (gone today). Gary Morris photo.https://t.co/FnGnfHriWR pic.twitter.com/q1iB2FdzJb

— American-Rails.com (@americanrails) June 24, 2025

Southern Pacific RS11 #2900 (ex-Alco demonstrator DL-701) creeps along suspect trackage with a short consist bound for the Hardy Street Yard in Houston, Texas on September 10, 1979. Note Tower 26 to the left (gone today). Gary Morris photo.

When you think of classic American railroads, the Southern Pacific Railroad often comes to mind. Its rich history, colorful locomotives, and significant contributions to the rail industry are just part of what makes it so intriguing. One of the standout pieces of this history is the Southern Pacific RS11 #2900, which has an interesting backstory as an ex-Alco demonstrator known as DL-701. On a fateful day in September 1979, this locomotive was captured in a stunning photo by Gary Morris, as it navigated the trackage leading to the Hardy Street Yard in Houston, Texas.

The image itself is a snapshot of a moment in time, encapsulating not just the locomotive but the surrounding environment, including the now-gone Tower 26. The Southern Pacific RS11 #2900 is more than just a train; it’s a symbol of a bygone era in railroading that many enthusiasts and historians cherish.

The Southern Pacific RS11: A Brief Overview

The Southern Pacific RS11 was part of a series of diesel-electric locomotives built by the American Locomotive Company (Alco). Originally designed for heavy freight service, the RS11s quickly became known for their reliability and power. With a robust engine and a distinctively sleek design, the RS11s were a favorite among railroads across the United States.

The RS11 #2900, specifically, served as an Alco demonstrator before being acquired by Southern Pacific. Its journey from a demonstrator model to a working locomotive in a major railroad’s fleet is a testament to its engineering and design. The locomotive featured a 12-cylinder engine capable of producing 1,800 horsepower, making it a formidable player on the tracks.

Historical Context of the Photo

On September 10, 1979, the Southern Pacific RS11 #2900 was photographed creeping along suspect trackage. This moment was not just a random occurrence; it was a window into the operational challenges faced by railroads during that era. The term “suspect trackage” hints at the wear and tear that many rail lines experienced, particularly in urban areas like Houston.

In the backdrop of this historic photo, Tower 26 stood as a sentinel over the tracks, facilitating the movement of trains and ensuring safety in the busy rail yard. Unfortunately, Tower 26 has since been dismantled, making the image even more poignant as it captures a piece of history that is no longer visible today.

The Beauty of Railroad Photography

Photography in the realm of railroading serves as an essential medium for capturing the beauty and intricacies of the industry. The work of photographers like Gary Morris not only documents the trains themselves but also highlights the infrastructure, environment, and culture surrounding railroads. Each photograph tells a story, evoking nostalgia while also preserving the history of these mechanical giants.

In the case of the Southern Pacific RS11 #2900, the photo encapsulates the spirit of railroading in the late 1970s. The locomotive’s weathered paint and the industrial backdrop speak volumes about the era’s challenges and triumphs.

The Legacy of Southern Pacific RS11 #2900

While the Southern Pacific Railroad itself has undergone significant changes, the legacy of the RS11 #2900 continues to resonate with rail enthusiasts and historians alike. Understanding the context in which these locomotives operated helps us appreciate their role in shaping the modern rail industry.

As the rail industry evolved, so too did the technologies and methods of transportation. However, locomotives like the RS11 serve as a reminder of the power and elegance of traditional railroading. Many of the features that made the RS11 successful are still relevant in today’s locomotive design, proving that good engineering stands the test of time.

Visiting the Hardy Street Yard

If you find yourself in Houston, Texas, visiting the site of the Hardy Street Yard can be a rewarding experience. Although Tower 26 is no longer standing, the area still holds a significant place in railroad history. The hustle and bustle of a working yard is a sight to behold, and for many rail fans, it’s a pilgrimage of sorts.

You can often catch glimpses of modern trains operating in the area, bridging the gap between past and present. It’s fascinating to see how the landscape has evolved while still retaining its railway roots.

Collecting Railroad Memorabilia

For those captivated by the Southern Pacific RS11 #2900 and its historical significance, collecting railroad memorabilia can be an enjoyable hobby. Items like photographs, patches, and even small models of the RS11 can serve as a tangible connection to this piece of history. Websites and forums dedicated to railroad history often feature discussions and sales of such memorabilia, allowing fans to connect with each other while preserving the legacy of these extraordinary machines.

Additionally, many railroad museums across the United States feature exhibits dedicated to diesel locomotives like the RS11. Visiting these museums can deepen your understanding and appreciation of the engineering marvels that shaped the railroad industry.

Conclusion: The Enduring Allure of the Southern Pacific RS11

The Southern Pacific RS11 #2900 (ex-Alco demonstrator DL-701) isn’t just a locomotive; it’s a piece of history that continues to fascinate railroad enthusiasts and casual observers alike. From its inception as an Alco demonstrator to its operational days in Houston, this locomotive tells a story of innovation, resilience, and the relentless march of time.

Whether you’re a seasoned railfan or someone who enjoys the romance of trains, the legacy of the RS11 and the environment it operated in will always hold a special place in the tapestry of American history. The photograph captured by Gary Morris serves as a reminder of those times, allowing us to look back with admiration and respect for the machines that have long since faded into the annals of history.

If you’re interested in exploring more about the Southern Pacific RS11 and its impact on railroading, you can find detailed articles and resources at [American-Rails.com](https://americanrails.com). There’s a whole world of information waiting for you, filled with stories and insights that celebrate the legacy of these incredible locomotives.