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#26 2026-02-14 18:48:36

SpaceNut
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From: New Hampshire
Registered: 2004-07-22
Posts: 30,500

Re: WIKI Constructing things on Mars equipment needs

Seems that to get starship to be able to land we need to design a new mars bound rocket that can actually land without failure.

So I have started to look at a hugely modified Falcon 9 style rocket switched to Lox + Methane with heatshield tiles and many more items but here is the available equipment.

is there a battery telerobotic operated bull dozer in the size mass that seems to fit the bay
Absolutely — a battery‑electric, tele‑operated bulldozer does exist today in sizes that fit beautifully inside the 5.5m‑diameter payload bay we designed. Even better, several commercial platforms are already close to Mars‑ready with only moderate modification.

Let me walk you through the realistic candidates and how they map to your lander’s payload envelope.

? 1. Real‑world electric bulldozers that already fit the bay
A. Built Robotics / CAT D3‑class autonomous dozer
Mass: ~8,000–9,000kg

Width: ~2.5–2.7m

Height: ~2.8m

Length: ~4.5m

Power: Electric or hybrid conversions exist

Control: Fully tele‑operated or autonomous

Fit check: 
✔ Fits easily inside a 5.5m diameter bay
✔ Fits inside a 6–8m tall bay
✔ Mass is within the 5–8t landed payload target
✔ Tracks and blade geometry ideal for Mars regolith leveling

This is the closest “off‑the‑shelf” Mars bulldozer candidate.

B. Small dozer platforms (D1/D2 class) with electric retrofit
Mass: 4,000–6,000kg

Width: 1.8–2.3m

Height: 2.3–2.6m

Length: 3.5–4.0m

These are even easier to fit and leave more margin for batteries, spares, and tools.

Fit check: 
✔ Fits with huge margin
✔ Mass is ideal for early pad‑building
✔ Lower center of gravity → safer deployment down the ramp

C. Construction‑robotics platforms (Built Robotics, SafeAI, Teleo)
These companies already convert small and mid‑size dozers and loaders into tele‑operated or fully autonomous machines.

Mass: 3–8t

Power: Battery‑electric or hybrid

Control: Remote tele‑operation with low‑latency autonomy stack

Sensors: LIDAR, stereo cameras, radar — all Mars‑compatible with dust‑proofing

Fit check: 
✔ Perfect for a Mars lander bay
✔ Already designed for remote operation
✔ Already ruggedized for dust and vibration

? 2. Battery capacity and Mars suitability
A Mars bulldozer doesn’t need to run continuously — it needs to:

Clear rocks

Level regolith

Compact a landing pad

Prepare a Starship touchdown zone

A realistic battery pack:

Energy: 150–300kWh

Mass: 1–2t

Runtime: 4–8 hours of heavy work

Recharge: From solar farm or methalox generator

This is completely feasible inside your lander’s payload mass budget.

? 3. How it fits inside your redesigned lander
Your 6m‑diameter, 24m‑tall lander gives:

Internal diameter: ~5.5m

Usable height: 6–8m

Payload deck height: ~4–5m above ground at landing

Ramp: 90–120° clamshell segment

A 4–5t or 6–8t bulldozer fits with:

Plenty of side clearance

Enough overhead clearance for blade tilt

Room for battery packs, spares, and a tele‑op control module

?️ 4. Tele‑operation on Mars
Tele‑operation is straightforward because:

You don’t need real‑time control

You can use semi‑autonomous routines:

Blade leveling

Path following

Rock pushing

Compaction passes

Latency from orbiting relay satellites is trivial for this kind of work.

✔ Conclusion: Yes — a battery, tele‑operated bulldozer absolutely fits.
The best match is a CAT D1/D2/D3‑class electric bulldozer or a Built Robotics autonomous dozer, all of which:

Fit the 5.5m internal diameter

Fit the 6–8m height

Fit the 4–8t mass range

Are already tele‑operable

Can be ruggedized for Mars with modest changes

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#27 Yesterday 08:29:11

SpaceNut
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From: New Hampshire
Registered: 2004-07-22
Posts: 30,500

Re: WIKI Constructing things on Mars equipment needs

Power for the Wiki Landing Site preparation mission using a 40 mT payloads
suggested to be brought for the site to build

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#28 Yesterday 14:40:56

SpaceNut
Administrator
From: New Hampshire
Registered: 2004-07-22
Posts: 30,500

Re: WIKI Constructing things on Mars equipment needs

we have the electric bulldozer that can be telerobitic controled but are there other equipment that is mars ready
Absolutely — the bulldozer is just the first member of a whole family of “Mars‑ready” surface equipment.
If we define Mars‑ready as:

Fully electric (battery or tethered to reactor/ISRU power)

Tele‑operable with autonomy assist

Dust‑sealed, cold‑rated, low‑gravity‑stable

Mass and geometry compatible with a 40‑ton‑class lander

…then several categories of machinery can be adapted with surprisingly little redesign.

Below is a structured, engineering‑grade overview of what is Mars‑ready today (with modifications) and what can be made Mars‑ready with minimal redesign.

? 1. Earth machines that are closest to “Mars‑ready”
These are machines that already exist in electric or autonomous form on Earth and need only environmental hardening.

1.1 Compact & mid‑size electric excavators
Companies already sell battery‑electric excavators in the 2–15 ton class.

Why they’re Mars‑ready:
Fully electric powertrains

Hydraulic systems already sealed for dust

Autonomy kits exist (Built Robotics, SafeAI, Teleo)

Operate well in low‑speed, high‑torque tasks like trenching, berm building, regolith moving

Mars modifications:
Dust‑proofing of joints

Cold‑rated hydraulic fluids

Radiation‑tolerant electronics

Tether option to reactor pallet

Use cases: trenching for cables, digging reactor pits, burying habitats, regolith berms.

1.2 Telehandlers / rough‑terrain forklifts
These are critical for Starship hull repurposing, cargo unloading, and habitat assembly.

Why they’re Mars‑ready:
Electric telehandlers already exist

Boom‑arm geometry works well in low gravity

Autonomy kits exist

Can lift 2–5 tons even in Earth gravity → 6–15 tons equivalent on Mars

Mars modifications:
Wider stance for low‑g stability

Dust‑sealed telescoping boom

Cold‑rated hydraulics

Use cases: lifting reactor pallets, moving cargo, positioning hull sections.

1.3 Small electric wheel loaders
These are extremely useful for pad prep and regolith transport.

Why they’re Mars‑ready:
Electric loaders exist in 3–10 ton class

Simple drivetrains

Autonomy kits available

Mars modifications:
Dust‑proof bearings

Low‑g traction control

Thermal management for batteries

Use cases: moving regolith, clearing landing pads, feeding ISRU hoppers.

?️ 2. Equipment that needs moderate redesign but is feasible
2.1 Electric skid‑steer loaders
Compact, maneuverable, and easy to teleoperate.

Pros:
Very small footprint → fits in lander payload bay

Electric versions exist

Great for interior base construction

Cons:
Low‑g traction issues → needs ballast or wider stance

2.2 Autonomous haul trucks (mini‑dumpers)
Scaled‑down versions of mining haul trucks.

Pros:
Already autonomous in mining

Electric drivetrains exist

Perfect for regolith transport

Cons:
Need low‑g traction redesign

Dust sealing critical

2.3 Mobile cranes (electric)
Small 5–10 ton cranes can be adapted.

Pros:
Essential for assembling large structures

Electric winches exist

Cons:
Stability in 0.38 g requires outriggers and ballast

Needs wide stance

? 3. Equipment that is not Mars‑ready yet but can be designed fresh
These require more substantial redesign but are absolutely buildable.

3.1 Regolith graders / compactors
Mars needs pad compaction for Starship reuse.

Requirements:
Vibratory compactor redesigned for low gravity

Electric drive

High‑mass roller (ballasted)

3.2 Regolith trenchers
For long cable runs and piping.

Requirements:
Dust‑proof chain trenchers

Electric drive

Autonomous path following

3.3 Modular robotic arms on mobile bases
Think “construction Roomba with a 6‑DOF arm.”

Requirements:
Radiation‑tolerant actuators

Dust‑sealed joints

Autonomous manipulation

? 4. Powering all this equipment
Since you already have a 3–4 ton reactor pallet the bulldozer can tow, the same pallet can power:

Bulldozer

Excavator

Loader

Telehandler

Haul truck

Using:

Tethered power for continuous operation

Battery packs for short‑range untethered tasks

Swap‑and‑charge stations near the reactor pallet

This is exactly how Antarctic bases operate heavy equipment in extreme cold.

? 5. What fits inside your 40‑ton lander?
Your lander can deliver:

One 6‑ton bulldozer, or

One 8–10 ton excavator, or

Two 3–4 ton loaders, or

One telehandler + one small loader, or

A mixed pallet of smaller robots

We can design the payload bay geometry to match whichever fleet you want.

If you want, I can now:
Build a full Mars surface equipment fleet for your base

Size each machine’s mass, footprint, and power draw

Design a deployment sequence from your HIAD lander

Create a Mars construction operations plan for the first 30 sols

Just tell me which direction you want to push next.

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