Every guide, answer and page we have published

Guides14

Long reads built on our own numbers: costs, permits, snow load, mountain delivery, power.

• Conex box rental in Colorado — sizes, grades, rent and delivery

  A conex box is a steel ISO shipping container. In Colorado, a 20 ft box rents for $295/mo and a 40 ft high-cube rents for $425/mo from JOLT's Gypsum yard, with a standard 2–4 week delivery window. Rental sizes are 10, 12, 20 and 40 ft. JOLT's 20 ft and 40 ft containers are one-trip units.

• 20 or 40? How to pick the right office container

  Compare rent, footprint, desks, bathroom service, delivery room, upgrades and ownership options before choosing a jobsite office.

• What your site needs before the truck shows up

  Plan the unloading line, pad, gate, grade and winter access for a container delivery to a Colorado mountain jobsite.

• Permits for jobsite offices in Eagle County, step by step

  Who reviews a container office, how power and inspections work, and which responsibilities stay with the superintendent.

• Can a container office handle Colorado snow? The numbers.

  Design snow loads for 26 Colorado places, what they mean on a 20 ft roof, what the ISO test proves and who must clear the roof.

• A Colorado jobsite setup checklist, in the order the site comes together

  Set a Colorado jobsite up in this order: access and staging first, then the fence, the office, storage, power and internet, sanitation, lighting and heat. The truck needs about 70 ft of straight run for a 20 ft unit and about 100 ft for a 40 ft unit, and the standard window is 2–4 weeks. The JOLT Site Kit puts the office, a 40 ft box, 200 LF of fence and a hand-wash station in one order for $2,705/mo.

• Mobile office rental cost in Colorado — every line on the invoice, with our prices

  A mobile office rents for $795 to $1,895 a month in Colorado from JOLT's Gypsum yard, on a 3-month minimum. Delivery is $400 to $1,200 each way by zone, pickup is a second leg at the same fee, and every invoice adds a 12% damage waiver and a 5% environmental fee on rent plus recurring upgrades. A $750 deposit holds the unit and credits the first invoice.

• Run the field office before utility power reaches the site.

  A Grid-Free office runs its mini-split, lights, outlets and Starlink from roof solar and a 10 kWh battery, with no shore power required; its WATCH camera charges from its own solar panel. It rents for $1,495/mo. The 3-month minimum and $750 deposit still apply. Winter output depends on sun, sky view and load, so use the tables below for planning rather than a runtime promise. The generator calculator adds the other path line by line.

• A container office or an office trailer — which one fits your jobsite?

  For most Colorado mountain jobs, the 20 ft by 8 ft ground-level container office is the better fit: one threshold, a compact footprint, steel walls and barred windows. An office trailer wins when the plan needs 12 ft of width, several rooms or built-in plumbing. Neither type gets a blanket wind or snow approval. Read the site-specific data and confirm anchoring, access and permits before delivery.

• Pour concrete through a Colorado winter with a measured thaw-and-cure plan

  Cold-weather planning starts when air may fall below 40°F during protection. Do not place on frozen ground. A hydronic heater circulates hot fluid through hose beneath insulating mats; the named HSH 700 example covers 2,196–4,402 sq ft for thawing. JOLT rents a heater for $1,450/mo in season with a $1,000 deposit, but confirms the assigned model in writing.

• Rent vs buy a container office — compare 3 ownership paths

  Renting a Base office at $795 a month passes its $17,500 delivered price in month 23. Lease-to-own at $845/mo for 36 months totals $30,420 and ends with title. The answer turns on how many months in the next 3 years the office will be working on a job rather than waiting between projects.

• Shipping container permits in Colorado — 10 counties and 8 towns in one table

  Colorado has no statewide permit for a shipping container. Each of the 18 jurisdictions below adopts its own code, and the answer turns on where the box sits: an active jobsite, a private lot or a public street. Summit County requires a temporary use permit for a construction office, Glenwood Springs caps a site at 1,000 sq ft of containers, Denver allows 180 days on a street, and 7 of the 18 desks publish no rule that reaches a container.

• Storage container rental cost — monthly prices, delivery, deposits and terms

  Storage container rent runs from $225 a month for a 10 ft box to $425 for a 40 ft high-cube. The 10, 12 and 20 ft sizes have a 1-month minimum; the 40 ft has a 3-month minimum. Deposits are $350 or $750, delivery is $400 to $1,200 each way, and monthly rent adds 12% and 5%.

• Temporary fence cost starts with the measured line and adds installation and transport

  JOLT rents installed temporary chain-link fence at $3.50/LF/mo with a 1-month minimum, a $500 deposit and a 100 LF minimum. A 200 LF perimeter is $700/mo in monthly rent. Each panel is 10 ft wide by 6 ft tall and comes with stands and clamps. Installation and removal are separate per-foot lines; gates and windscreen are quoted in writing.

Answers29

One question each, answered in the first paragraph, then the detail.

• Are shipping containers waterproof? Yes — until they aren't

  A one-trip container arrives watertight, but used boxes commonly leak at three points—roof steel, door gaskets and bent frames.

• The security camera that actually works on a jobsite with no power or WiFi

  Choose a jobsite camera by power, LTE coverage, alert workflow and placement; see where a second view closes common blind spots.

• Shipping containers on slopes — how much grade is too much

  Keep cribbing corrections near 2% grade, cut a level pad from 2% to 5%, and do not attempt truck placement above 5%.

• Shipping containers on private property in Denver

  A 20 ft container is 160 sq ft, below Denver's 200 sq ft shed threshold, but zoning approval is generally still needed.

• Shipping containers on private property in Summit County

  Summit County allows a construction office through a permit path of up to 1 year; residential storage limits also apply.

• Working in a container office through a Colorado winter

  Run a 20 ft container office through winter with a daily snow routine, reliable power, dry access and a placement plan for plows.

• Do shipping containers need a foundation? Usually no — here's when they do

  Most rental containers need 0 poured foundation; permanent buildings and some permitted offices require engineered support.

• Shipping container permits in Colorado — county by county

  Colorado has 64 counties and three permit questions for a container: zoning, building and right-of-way.

• Heating a container office at 8,000 feet in January

  Compare 4 ways to heat a 20 ft container office, plan the electrical load and keep the system working through a mountain cold snap.

• How to insulate a container office — and why fiberglass fails at altitude

  In Climate Zones 6B and 7, insulation must stop indoor air from reaching cold steel; sealed foam does, but bare fiberglass does not.

• Powering a jobsite office with no hookup: solar, battery, generator compared

  Compare 3 ways to power a two-person jobsite office, including daily loads, generator limits and solar-battery sizing for HVAC.

• Fence panel calculator: perimeter to panels, stands, clamps and cost

  Divide the fence line by 10 and round up, then count stands per joint. The calculator turns feet into panels, monthly rent, install and removal.

• 20 ft container weight — empty, converted, and loaded

  A standard 20 ft container weighs about 5,180 lb empty, while a converted office is estimated at 7,000–8,000 lb.

• 40 ft office container weight and what it means for placement

  A 40 ft high cube weighs about 8,600 lb empty; a finished office is an estimated 11,000–14,000 lb before loose contents.

• Jobsite office cost in Denver — Denver yards vs. our I-70 yard

  Compare four published jobsite office rates, Denver Zone E delivery, deposits, recurring fees and power choices.

• How much does a jobsite office cost per month?

  See jobsite office monthly cost, recurring invoice lines, upgrades, delivery allocation and second-year changes.

• Mobile office trailer rental cost — and why a container office costs less

  Compare eight trailer quote lines with a ground-level 20 ft container office, published rent and zone-based delivery.

• Shipping container rental: what it costs per month, with real numbers

  Compare monthly rent for four storage sizes and three office tiers, plus delivery, deposits, recurring fees and upgrades.

• Starlink on a jobsite: hardware, plans, and what we charge

  CONNECT includes Starlink Mini, mounting, an indoor router and 50 GB for one monthly rate; compare it with buying and managing your own kit.

• Delivery clearance for a shipping container: 70 ft for a 20, 100 ft for a 40

  A 20 ft container needs about 70 ft of straight clearance; a 40 ft unit needs about 100 ft, plus a firm pad and clear approach.

• Jobsite theft: what gets stolen, and the six things that stop it

  A six-step jobsite theft plan covering perimeter fence, locked storage, lighting, cameras, serial records and timed deliveries.

• What the rules actually require for jobsite fencing in Colorado

  Colorado jobsite fence rules explained across OSHA, building and fire codes, local permit conditions and 6 ft panel limitations.

• One-trip or used? What the grades mean for a rental

  Compare 5 container condition grades by doors, floors, seals and appearance, then choose what matters for a rental rather than resale.

• Rent or buy? The month the math flips

  Cumulative rent on a Base 20 ft office passes its purchase price in month 23, a Grid-Free in month 17. What the simple division leaves out on both sides.

• Used shipping containers for sale in Colorado: what JOLT does and does not sell

  Looking for a used shipping container for sale Colorado buyers can inspect? Learn what to check and what JOLT offers instead.

• One-trip containers explained

  A one-trip container makes 1 loaded ocean voyage before domestic use. Learn what condition to expect and what to inspect at delivery.

• Ground level office: what it is and why supers prefer it

  See how a 20 ft ground level office differs from an office trailer in access, setup, delivery, security and daily jobsite use.

• What comes with a mobile office rental — and what's an upgrade

  See what a 20 ft Base office includes, what 3 higher configurations add, and which transport, utility and setup items bill separately.

• The truck that delivers your container — and what it needs

  A tilt-bed delivery truck works within an 8 ft 6 in road-width limit and needs about 70 ft for a 20 ft container or 100 ft for a 40 ft.

Compare9

Side-by-side tables first: JOLT against the national fleets and the alternatives.

• JOLT vs Conexwest

  Compare JOLT's published Rocky Mountain rental terms with Conexwest's national container sales and month-to-month rentals.

• JOLT vs Mobile Mini

  Compare JOLT with the former Mobile Mini brand for storage containers and small ground-level offices in mountain markets.

• JOLT vs WillScot for mountain jobsites

  Compare JOLT and WillScot on published rent, office choices, delivery, upgrades and terms for mountain construction sites.

• Mobile Mini alternatives for container rental in the Mountain West

  Compare Mobile Mini alternatives for short-term storage containers, delivery zones and small jobsite offices in the Mountain West.

• Mobile office rental companies in the Mountain West, ranked on what they publish

  Compare mobile office rental companies in the Mountain West by yards, listed units, rate access, terms and delivery statements.

• Pac-Van alternatives for container and office rental in the Mountain West

  Compare Pac-Van alternatives after its move into United Rentals, including regional yards, JOLT offices, and ownership routes.

• Sunbelt Rentals mobile office alternatives in the Mountain West

  Find Sunbelt Rentals mobile office alternatives, compare listed office units, and review published JOLT storage and office charges.

• United Rentals mobile office alternatives in the Mountain West

  Compare United Rentals mobile office alternatives by yards, listed units, published terms, delivery statements and JOLT rates.

• WillScot alternatives in the Mountain West

  Compare WillScot alternatives for mobile offices, container offices, storage containers and modular space across the Mountain West.

Solutions9

The kit for each kind of work, priced per month.

• Rentals by the kind of work you do

  Construction, ski resorts, events, ranches, oil and gas, off-grid, municipal and wildfire work: the kit JOLT delivers for each, priced by the month.

• Rentals for construction jobsites

  A Base office, storage box and jobsite fence form the GC kit, starting with a $795/mo office delivered from JOLT's Gypsum yard.

• Rentals for events & festivals

  Event fence, hand-wash stations and storage for Colorado events, with fence at $3.50 per linear foot per month, installed by JOLT.

• Rentals for municipal & government

  A Base office, traffic control from $495/mo, fence and storage equip public works teams with published prices and one invoice per unit.

• Rentals for off-grid & remote

  Rent the Grid-Free office at $1,495/mo with solar and Starlink built in, plus storage and light for sites with no power pole.

• Rentals for oil & gas

  Rent the Grid-Free pad office at $1,495/mo with a light tower and 40 ft storage across Colorado, Wyoming, Utah, Idaho and Montana.

• Rentals for ranch & agriculture

  Pair a 40 ft high-cube box at headquarters with a 20 ft box at the far pasture, from $295/mo, with every price published.

• Rentals for ski resorts

  Plan on-mountain and base-area work with an Alpine office, 40 ft storage and a light tower, with office rent from $1,895/mo.

• Rentals for wildfire & emergency response

  Base office Express targets 7 business days; Grid-Free, storage, light and hand-wash support wildfire recovery and rebuild work.

Rent15

Every unit and tier, with the monthly price on the page.

• Every unit JOLT rents, with the price on it

  Every unit JOLT rents on one page: storage and office containers, temporary fence, light towers, heaters, traffic control and hand-wash stations.

• 10 ft storage container$225/mo

  Rent a 10 ft walk-in storage container for $225/mo with a $350 deposit. Built for driveways, alley lots and other tight Colorado sites.

• 12 ft storage container$325/mo

  A fitted 12 ft walk-in tool crib rents for $325/mo with a $350 deposit. Man door, barred window and end cargo doors for tight sites.

• 20 ft office containerfrom $795/mo

  Compare Base, Grid-Free and Alpine 20 ft offices from $795/mo, with published terms and delivery from our Gypsum yard.

• 20 ft office container — Alpine$1,895/mo

  Everything in Grid-Free — Starlink, WATCH camera, solar power — plus a matte-black envelope, over-roof, covered deck and backup heat for $1,895/mo.

• 20 ft office container — Base$795/mo

  Rent the Base 20 ft office for $795/mo with a $750 deposit, a 3-month minimum and optional JOLT Express from Gypsum.

• 20 ft office container — Grid-Free$1,495/mo

  Off-grid 20 ft office with solar, 10 kWh battery, Starlink and camera for $1,495/mo. HVAC runs without shore power.

• 20 ft storage container$295/mo

  Rent a one-trip 20 ft storage container for $295/mo. Secure jobsite storage, 1-month minimum and delivery from Gypsum, Colorado.

• 40 ft office container with bathroom$1,595/mo

  Rent a 40 ft office with bathroom for $1,595/mo. Built for long projects, with a 3-month minimum and delivery from Gypsum.

• 40 ft storage container$425/mo

  Rent a one-trip 40 ft high-cube container for $425/mo. Twice the floor of a 20 ft box, with delivery from JOLT's Gypsum yard.

• Ground heater$1,450/mo

  Rent a hydronic ground heater for $1,450/mo in season, with a 1-month minimum, $1,000 deposit and delivery from Gypsum.

• Hand-wash station$85/mo

  Portable two-sink hand-wash station rental is $85/mo with an $85 deposit. Add one to a JOLT unit or order it alone.

• Light tower$1,250/mo

  Rent a trailer-mounted LED light tower for $1,250/mo with a 1-month minimum, $500 deposit and delivery from our Gypsum yard.

• Temporary fence$3.50/LF/mo

  Temporary fence is $3.50 per linear foot per month, plus published installation and removal. JOLT delivers, installs and retrieves it.

• Traffic control packagefrom $495/mo

  Three traffic control packages from $495/mo with a 1-month minimum and a $350 deposit. Drop-off delivery from Gypsum; setup not included.

Upgrades6

Cameras, internet, power and comfort, added to any unit and billed with the rent.

• JOLT Upgrades: eyes, internet, power and comfort — on any container

  Add a camera, Starlink, solar power or a ready-to-work interior where those systems are not already included.

• CONNECT: internet the day the box lands$259/mo

  Put Starlink Mini and a 50 GB Roam plan on a JOLT office or storage container for $259/mo, fitted before delivery.

• The JOLT Pack: eyes, internet, power. Save $88.$699/mo

  Add the JOLT Pack for $699/mo to combine WATCH, CONNECT and POWER on an eligible office or storage container and save $88 monthly.

• POWER: two days of power with no sun and no hookup$399/mo

  Add POWER for $399/mo: two solar panels, a 3 kWh battery and an inverter for listed light office loads when shore power is unavailable.

• READY: walk in and work$125/mo

  Add READY for $125/mo: a plan table, two chairs, whiteboard, mini-fridge, microwave and backup heater delivered inside your unit.

• WATCH: your site has eyes$129/mo

  Rent a solar LTE jobsite camera for $129/mo, fitted to a JOLT office or storage container and billed monthly with the unit.

Buy, finance and brand4

Own a unit outright, lease to own, or put your logo on the box.

• Buy a 20 ft office container. Three builds. One price each.

  Three builds of the 20 ft office — Base $17,500, Grid-Free $24,500, Alpine $37,500 — delivered within Zones A–B, plus tax. Lease-to-own from $845/mo.

• Buy the 40 ft office with bathroom. One build. One price.

  Buy the 40 ft office with bathroom for $32,500 delivered within Zones A–B, plus tax, or rent it for $1,595/mo; water and sewer connections are owner work.

• Lease it. Own it.

  24- and 36-month plans on every 20 ft office build, title on the final payment, upgrades that keep running — and when renting is still the better call.

• Your logo on your box.

  BRAND puts your logo in 24 by 48 inch vinyl on two sides of any storage or office container before it ships.

Locations42

Where the truck goes, and what delivery costs from the yard at Gypsum.

Company and pricing10

The price list, how a reservation works, the delivery zones and who we are.

• JoLT: Jackson, Lily, Teddy — and a yard on the interstate

  A Rocky Mountain West rental company with a yard on I-70 at Gypsum: published prices, our own truck, and offices built for altitude.

• Who writes the guides.

  The two people who write the guides, answers and comparisons on joltrents.com, with every page each has written and the date it was last updated.

• John Thomas

  John Thomas, Project Manager and Foreman at Jolt Construction Rentals: every guide, answer and comparison on joltrents.com with his byline, newest first.

• Lisa Tanner

  Lisa Tanner, Content Writer at Jolt Construction Rentals: every guide, answer and comparison on joltrents.com with her byline, newest first.

• Delivery zones, fees and windows from our Gypsum yard

  Check the delivery fee, drive distance and scheduling window for your mountain or metro job address before you reserve.

• JOLT for developers and AI assistants

  Quote JOLT by machine: a public pricing and availability API with OpenAPI 3.1, an MCP server for AI assistants, product feeds and llms.txt. No key needed.

• Sixty questions. Straight answers.

  Pricing, delivery, billing, permits, winter, power, insurance and pickup — sixty questions we get on the phone, each answered with the real number.

• Reserve it. We deliver it. You work.

  Choose the unit and delivery window, prepare the site, and we handle the truck, placement, billing, upgrades and pickup.

• The JOLT Price Book

  Every JOLT rental, upgrade, purchase, lease-to-own, delivery and fee figure as one dated dataset: JSON and CSV downloads, revision history, CC BY 4.0.

• Prices. All of them.

  Rent, upgrades, delivery zones, deposits, one-time fees and protection on one page — the same numbers the reservation flow charges.

Keep reading

• JOLTPrices. All of them.
• JOLTReserve it. We deliver it. You work.
• JOLTSixty questions. Straight answers.
• JOLTEvery unit JOLT rents, with the price on it
• AnswerJobsite office cost in Denver — Denver yards vs. our I-70 yard
• AnswerHow much does a jobsite office cost per month?
• AnswerMobile office trailer rental cost — and why a container office costs less
• LocationJobsite container and office rental in Aspen