Shifted Lumber Loads - Modeling & Operations


SP F-70-6 with a heavy load of lumber that has shifted, probably straining the stakes in the process.

I've built many lumber loads over the years, and I've been wanting to build some shifted loads for many years.  I finally bit the bullet and have built a couple now.  Let's have a look at them.  One of the photos in Anthony Thompson's SP Freight Cars Vol.3: Auto Cars & Flatcars, shows several photos with shifted loads, including one where the steel banded units of lumber have shifted, breaking the stakes, and it would appear that one whole unit has slid from the top-end position, off the car, and onto the adjacent flatcar! - Maybe I'll get around to doing something that crazy one of these days... but for now I'll be looking at more moderately or lightly shifted lumber loads.

A few prototype examples linked to us by Bob Chaparro:

Let's see what a real one looks like

LS&I 6284 with shifted lumber load -Lake States Archive - Bob Chaparro collection

Note that this car is using saplings instead of saw-cut stakes.  The base of the saplings are taper-cut to fit into the stake pockets like the regular stakes.

Shifted Loads?!


Gondola with shifted load -  Bob Chaparro collection

This one really has shifted and those stakes and top boards are a mess!


IC 200581 shifted lumber in gondola against boxcar - Bob Chaparro collection

Ouch!  Ok, make sure you're not tying the handbrake on that boxcar when the shift happened!  I don't think this is a good option to model, as it will foul the boxcar going around curves.  But it certainly could be modeled with the load shifting over the mid-point of the coupler plane.

OMM 3004 in a Red Caboose/IMRC NP GS gondola.

Lookout, that load's starting to shift!  Maybe the carmen would bad-order the load to be 'shifted' at the RIP track.   So time to pull the car out of the train, set it over, and spend a day 'fixing' it before sending it on its way.  This 3004 could simply be shifted towards the center of the car, or the right stack could be reversed in the car, making the overhanging load unit bias away from falling off the car!  Just a couple tricks to make an interesting car load.

Likewise a 3005 kit could have 1/3 set up as a severely over-end shifted load, which would require routing to the RIP track, then trading out the whole stack for the other version, which was in good order.  Ideas like this can be used to increase the function of your open loads in your operational scheme on your layout.  Make that RIP track actually serve an operational use, not just for the random new car coming into your operating sessions from the work bench.

Falling Off the End?!


How about a load that really has shifted?

On this load, I decided to get more adventurous.  The car was really whacked by the switch crew, or it had a bad trip over the division... or maybe those new retarders in the hump yard still need some adjusting.  In any case, that unit of lumber in the top right has seen better days.

It has shifted on its 'stickers' several feet, clearing the center car lateral stake tie-boards, and smashed several lateral board sets on the 2nd level near the A-end of the car. Good thing that's not the B-end or we might be looking at replacing damage to the handbrake!  The center and right second level units have also shifted to the right it looks like, as they are overhanging more on the A-end, reducing the space for a brakeman or switchman to get up on the end of the car.

Shifting Too Far!


Maybe you'll want to have a load that's really sketchy and looking like it shouldn't be moved much more at all.  Maybe 3/4 of the stakes are already shattered?!  Did a whole unit of lumber get pushed off the end of the car onto an adjacent car?  There's certainly a case to be made to make a more dramatically shifted load, if you want to.  Prototype photos of such certainly exist.

This is an earlier step in this load construction - before the mitigation of adding the iron wire and bracing was applied.

In this case, it certainly would be good to get this car to the RIP track at the nearest division point and get the units re-shifted back to a more stabilized position.  The top A-end unit certainly needs to be shifted back if possible.  Another set of stakes need to be added on the A-end if the lower levels can't be shifted back too.

Quick Fix?


To the RIP Track!

The load has been stabilized somewhat, maybe that was the last division point's work, or maybe a brakeman did what he could when he found it.  There's some new longitudinal bracing between the four stakes on the A-end and iron-wire with a scrap 2x4 to tourniquet the wire around the stakes in place of wooden lateral ties.

Top Load Shifter rig at Taylor Yard in Los Angeles, CA. Brian Leppert photo, Bob Chaparro collection.


Guillotine-looking "Top Load Shifters," like this one, were used to corral the wayward open loads back into place.  Crews that had to shift the load out iin the field, or in yards without such devices often resorted to, "Well, hit it the other way." with a rough coupling the other direction.. sometimes with mixed results.

Swap to a "Good Load"?


Operationally, I would plan to swap the "Bad Order" load out with another that was re-shifted or a "good" load.

Notice this 3003 kit is in good shape, a good candidate for swapping for a "Bad Order" load at the RIP track.

This is a great load for the staging yard crews or clerks to throw into a session to see if the yard crews are watching out for unsafe loads.  Once the load is spotted to the RIP track, at the end of the session, the load is traded out, the car can be released next session to continue the trip and the "Bad Order" load is taken back to the staging yard to be used again... maybe even the next session.  

In Closing


A cropped view from SP Trainline on Bakersfield showing the "Grave Yard" tracks around the inbound leads to the roundhouse and carshop at top of photo, circa 1956-1958.

On a large operating layout with 100's of lumber cars, having 4-6 of these "Bad Order" loads in rotation.  These loads would be showing up regularly to simulate the dozens of cars that would be needed work regularly out of these large lumber trains would add a certain prototypical operational flavor to sessions and keep the crews on their toes.

Here's a closeup of the end of the shifted load, next to a heavy double-48" unit stacks of lumber on an SP 70-Ton flatcar.

I'm going to wrap up this post here.  More lumber load posts will be coming over the next few months as I've been on a "Lumber Kick" for the last couple weeks.

Jason Hill

Related Articles:


Open Loads (Part 2) - Lumber in Boxcars - Ideas for building lumber loads inside boxcars.

Lumber Load in Gondola SP 160522 - MDC Kitbash - Modifying OwlMtModels 3004 Lumber Load for gondola with false-load below gondola sides.

Lumber Load in Gondola - OMM 3004 Faux Load


Southern Pacific G-70-7 stand-in kitbash from an MDC Thrall gondola. - Time to build a load!

Starting in 1951 SP ordered pairs of 52ft 6in mill-type gondolas, the first pair G-70-7 & -8 were built with all-welded construction.  The -7s came with fixed ends and 5ft IH sides, while the -8s came with drop-ends and 3ft IH sides.

SP 160522, kitbashed stand-in SP fixed-end gondola of G-70-7 from MDC/Roundhouse Thrall 52ft gondola.

A number of years ago I kitbashed an MDC/Roundhouse Thrall 50ft gondola.  The ends were replaced, small fish-belly sides were added.  Unfortunately, I didn't have a spare body at the time to increase the height to the proper 5ft, so for this model the stock MDC 4ft IH had to do.  I used spare RC G-50-22/23 ends to replace the much more modern Thrall ends.  Proto2000 trucks were used on this stand-in model.

Faux Lumber Load 


I'm using an OwlMtModels 3004 "Narrow" two-stack load, and stretching it with a false-floor level with the top of the car-sides.  Not much to say in the construction of the lumber units, other than to say that I built them in layers, not per unit.  This allows me to tightly pack the stacks together to fit in the slightly shorter gondola interior than the standard 52'6" gondolas the 3005 kits are designed to fit tightly in.

Styrene used to lift the load to near the top of the car sides.  Extra support is added in the middle.

OwlMtModels 3004 Kit is plenty to fill the gondola above the sides, if I don't fill the load below the sight lines.

The load still looks good from the outside!

I ended up cutting the stakes off a bit shorter with a diagonal cut to allow them slide easily into the gondola without catching on the sides.  I may add a think styrene sheet to help support the remaining stake stubs and keep any light from going under the faux level of the load.

In Closing


Here's the completed OwlMtModels 3004 Modular Lumber Load in the G-70-7.

A quick coat of Tamiya Light Sand misting adds some good tan wood color.  I'll probably add a light wash of darker color just to highlight the board edges.

Jason Hill

Related Articles:



Freight Car Modeling Index - General index of my freight modeling projects.

Updates to OwlMtModels Modular Lumber Load Kits


Time to have more fun with the timber industry, and I don't mean by mixing fingernails and splinters!

OMM 3004 "Narrow" load in Walthers 46ft USRA/G25 PRR Gondola.

For many years now OwlMtModels has offered 'Modular Lumber Load' kits which can be built for most HO-scale flatcars on the market.  In 2017 we launched "Narrow" loads for gondolas and our F-50-series flatcars.

3002 & 3003 "Short-Wide" Lumber Loads


OMM 3002 kit built-up and fitted for Bowser F30A PRR flatcar.

The smaller of the two new kits is designed to fit "wide" deck flatcars shorter than 53ft.  Eastern railroad flatcars and gondolas emptying on the west coast were allowed to reload with loads towards their home roads or any destination east of the Mississippi River.

OMM 3002 Modular Lumber Load on 40ft F-50-16 kitbashed from EspeeModels/Red Caboose F-70-6/7/10



3003 Lumber Load in 2-3-3 configuration on P2K/Walthers AAR WWII Standard flatcar.



3003+3013 Lumber Load in 2-3-3 configuration on P2K/Walthers AAR WWII Standard flatcar.

By adding an additional sprue of 3013 to the basic 3003 kit, the load can be raised to limits of Plate-C clearances.  This is done here by inserting extra panels in each of the units of lumber.

NKP AAR WWII 53'6" flatcar with OMM 3003+3013 load in 2-3-3 configuration.



NKP AAR WWII 53'6" flatcar with OMM 3003+3013 load in 2-3-3 configuration.




ATSF Ft-W with "Cubic'd out" with OMM 3013+3013 in 3-3-3 configuration on Walthers GSC 53'6" flatcar 



ATSF Ft-W with "Cubic'd out" with OMM 3013+3013 in 3-3-3 configuration.



ATSF Ft-W with "Cubic'd out" with OMM 3013+3013 in 3-3-3 configuration.



"Cubic'd out" SP F-70-10 flatcar with OMM 3003+3013 kits in 3-3-3 configuration.



"Cubic'd out" SP F-70-6 flatcar with OMM 3003+3013 in 3-3 configuration

This load is built with each unit taller, filling out to the maximum height of 48".  This car is basically "cubic'd out" as well.  Extra stakes should probably be applied on loads that are this big to prevent shifting and breaking during rough train handling.

Shifted Loads!


How about a load that really has shifted?

If you decided to get more adventurous, you can build a load like this.  The car was really whacked by the switch crew, or it had a bad trip over the division... or maybe those new retarders in the hump yard still need some adjusting.  In any case, that unit of lumber in the top right has seen better days.

It has shifted on its 'stickers' several feet, clearing the center car lateral stake tie-boards, and smashed several lateral board sets on the 2nd level near the A-end of the car. Good thing that's not the B-end or we might be looking at replacing damage to the handbrake!  The center and right second level units have also shifted to the right it looks like, as they are overhanging more on the A-end, reducing the space for a brakeman or switchman to get up on the end of the car.

Shifting Too Far!


Maybe you'll want to have a load that's really sketchy and looking like it shouldn't be moved much more at all.  Maybe 3/4 of the stakes are already shattered?!  Did a whole unit of lumber get pushed off the end of the car onto an adjacent car?  There's certainly a case to be made to make a more dramatically shifted load, if you want to.  Prototype photos of such certainly exist.

This is an earlier step in this load construction - before the mitigation of adding the iron wire and bracing was applied.

In this case, it certainly would be good to get this car to the RIP track at the nearest division point and get the units re-shifted back to a more stabilized position.  The top A-end unit certainly needs to be shifted back if possible.  Another set of stakes need to be added on the A-end if the lower levels can't be shifted back too.

Quick Fix?


To the RIP Track!

The load has been stabilized somewhat, maybe that was the last division point's work, or maybe a brakeman did what he could when he found it.  There's some new longitudinal bracing between the four stakes on the A-end and iron-wire with a scrap 2x4 to tourniquet the wire around the stakes in place of wooden lateral ties.

Retiring 3001 Lumber Load Kit Mold


OMM 3001 kit on a Bowser F30A PRR flatcar with sub-separated units of lumber.

After 8 years it's time to retire the original 3001/3012 Modular Lumber kit mold, as it's wearing out and costing too much to have mis-shots scrapped.  We hope to "retool" a new style of kit to replace the 3001 kit number in the near future, probably in the next year or two.  Once the current stock of 3001/3012 shots are sold, they will be dropped from the website.

We have also retooled the 3011 "Sticker" mold, used in all of our Modular Lumber Load kits, the new version will be included in all kits starting in August, 2023.

The newly tooled 3002/3003 kits will also fit the same models that the 3001 kits have been used on.

Links to Related Webpages:


New Offical News Blog for OwlMtModels

Trying to keep the website up with regular news updates is a bit much.  So we'll try doing it as a blog format.

New in August 2023


New "Short-Wide" Modular Lumber Loads are on the way!

Our other projects (2-8-0 Conversion - metal castings, Next Freight Car, and 3d Printed Parts) are still in process, but no progress is expected until mid-September 2023 at least.  All focus is on getting instructions written for the new Lumber Load kits and updating instructions for the new "Sticker" parts to be included in packaging from here forward.

OwlMtModels 3001 and 3012 kits will be discontinued when sold out, replaced by the new 3002-3003 kits.

Happy Modeling!

OwlMtModels reserves the right to refuse service at our digression.

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