Shipping Container Reference Guide

Citation standards: All sources are reputable industry organizations, established container dealers, trade publications, logistics bodies, or international standards organizations. No Wikipedia, Reddit, or content farms.

Citations are verified as of April 2026. URLs and terms change over time. If a link is broken, search the source organization's website directly for the referenced document.

Citation numbers correspond to superscript references in the body text of each page.

Container Lifespan

[5]

Valtran

Shipping container lifespan in maritime service and land-based use.

https://valtran.com/blog/how-long-do-shipping-containers-last-2/

Container Grades and Condition

[18]

Container Owners Association (COA)

Cargo Worthy container criteria — structural and condition requirements for CW classification, including flooring, door seals, dent tolerances, and inspection standards.

https://www.containerownersassociation.com/wp-content/uploads/2018/03/COA-Cargo-Worthy-Criteria-01.2019.pdf
[19]

CARU Containers

WWT units average 12–14 years old at time of sale; explanation of the difference between Cargo Worthy and Wind and Watertight grades.

https://www.carucontainers.com/en-us/faq/what-is-the-difference-between-cargoworthy-cwo-wind-and-water-tight-wwt-and
[17]

E&S Equipment Sales & Service

IICL Grade 5 corresponds to Cargo Worthy condition — typically containers under 10 years old with minimal wear and an estimated remaining lifespan of 20–25 years. IICL certification is considered a premium CW grade.

https://esequipsales.com/understanding-shipping-container-grades-conditions/

CSC Certification

[14]

International Maritime Organization (IMO)

CSC (Container Safety Convention) 1972 — established by IMO; mandatory Safety Approval Plate required for all containers in international commerce.

https://www.imo.org/en/OurWork/Safety/Pages/Containers-Default.aspx
[15]

Bureau International des Containers (BIC)

CSC inspection schemes: Periodic Examination Scheme (PES) requires initial survey within 5 years of manufacture, then every 30 months. Approved Continuous Examination Program (ACEP) integrates inspection into regular operations.

https://www.bic-code.org/acep/
[16]

CHS Container Group USA

CSC re-certification cost of approximately $150 through a certified inspection service.

https://chs-containergroup.com/us/csc-container-certification/

Pricing: One-Trip vs. Used

[86]

Container One / Eveon Containers

New vs. used container price differential — One-Trip containers typically cost 30–50% more than equivalent used units. Also covers tariff risk to new container pricing from Chinese manufacturing concentration.

Container One: New vs. Used Buying Guide
Eveon Containers: How Much Does a Shipping Container Cost

Pricing: 40 ft Standard vs. High-Cube

[117]

Container Management, Inc. / Container xChange / Onsite Storage

Used 40 ft HC vs. 40 ft STD pricing: national average premium of 10–20% for HC over STD of equivalent condition. Container xChange (November 2025): 40DC $1,750–$3,000 vs. 40HC $1,900–$3,400. Onsite Storage live pricing: 40ft STD $2,350 vs. 40ft HC $2,550 (approx. 8.5% premium).

Container Management, Inc.: Container Pricing
Container xChange: Buyers Guide (November 2025)
Onsite Storage: Shipping Container Prices
[118]

ContainerAuction.com / VS&B Containers

Shipping line migration from 40 ft Standard to 40 ft High-Cube: carriers including Maersk and MSC shifted to HC as the default new build due to higher cargo volume per vessel slot at no additional footprint cost, improving fuel and transport efficiency per unit of cargo moved.

ContainerAuction.com: 40 STD vs. HC vs. Super High-Cube
VS&B Containers: Evolving Role of 20ft and 40ft Containers (January 2026)
[119]

Super Cubes / ContainerAuction.com

40 ft Standard containers increasingly scarce in new and One-Trip inventory at US depots due to the shipping line shift to High-Cube production as the default 40 ft format.

Super Cubes: Key Factors That Impact the Cost of a Shipping Container
ContainerAuction.com: 40 STD vs. HC vs. Super High-Cube

Warranty Terms by Dealer

[20]

Container One

Warranty terms: 5-year structural + 5-year no-leak for both CW and WWT grades. Alterations void warranty. Leak warranty fulfillment: "ISO certified permanent repair kit will be sent."

https://containerone.net/pages/terms-and-conditions
[21]

Boxhub

Warranty terms: 2-year coverage for CW; 1-year coverage for WWT. Covers holes, leaks, and structural material flaws. Leak warranty fulfillment: "Boxhub will provide a fiberglass patch... labor required for the application of the patch shall be performed by the customer."

https://boxhub.com/terms
[22]

USA Containers

Lifetime Warranty for Leaks and 10-Year Frame Warranty, applied equally across One-Trip, CW, and WWT grades.

https://usacontainers.co/pages/shipping-containers-leak-and-structure-warranty
[23]

Conexwest

Warranty terms: 5-year structural + leakproof guarantee for CW; WWT not covered by structural warranty. Leak warranty fulfillment: "Conexwest will, at its option, repair using new or refurbished parts, or replace Units or components at no charge" (does not explicitly specify patch kit).

https://www.conexwest.com/warranty-terms
[120]

Freedom Conex LLC

Terms and Conditions (valid as of January 1, 2026). 90-day structural protection policy applies to all grades except WWT. Lifetime leak warranty applies to all grades including WWT. Leak warranty fulfillment: "Company will send the Customer an industry approved equipment patch... installed by the Customer."

https://www.freedomconex.com/terms-conditions
[121]

Longhorn Shipping Containers

Warranty terms. Leak warranty fulfillment: "Longhorn Storage Containers LLC will furnish customer via mail with a quick setting patch to administer."

https://longhornshippingcontainers.com/warranty/
[122]

USA Containers

Fiber-reinforced self-adhesive shipping container leak patch kit sold as standard repair product.

https://usacontainers.co/products/shipping-container-leak-patch-repair-leaks-instant-and-permanent-various-sizes-available

Delivery and Site Prep

[44]

Container One

Tilt-bed delivery method — how it works, site clearance requirements (12 ft width, 100 ft length for 40ft container, 14 ft vertical), container placement mechanics, driver responsibilities, overhead hazard guidance.

https://containerone.net/blogs/news/shipping-container-delivery-guide
[45]

CHS Container Group USA

Roll-off delivery method for shipping containers — hook-lift and cable system, site requirements, use cases.

https://chs-containergroup.com/us/shipping-container-delivery/
[46]

Container King

Shipping container delivery timelines — lead times by distance, depot proximity, seasonal demand patterns.

https://containerking.com/how-long-does-it-take-for-a-shipping-container-delivery/
[48]

Bolted Box

Container delivery site access and preparation requirements — clearance specs, ground conditions, overhead hazards, surface preparation methods.

https://boltedbox.com/container-delivery-requirements-site-access-prep/
[49]

Conexwest

Shipping container transport cost factors — distance, container size, timing, market conditions, fuel surcharges.

https://www.conexwest.com/blog/shipping-container-transport-cost-2025-calculator-chart
[50]

Freight Sidekick

Step-deck trailer rates and availability — cost premium over standard flatbed, specialized equipment requirements.

https://freightsidekick.com/resources/cost-guides/step-deck-rates
[51]

Universal Containers

Delivery day process — driver and customer responsibilities, site preparation steps, inspection checklist, light test procedure, refusal rights.

https://universal-containers.com/news/how-shipping-container-delivery-works/
[123]

Midstate Containers

2026 Shipping Container Transport Cost Calculator & Pricing Chart. Domestic moves cost per mile often run between $1.00 and $4.00.

https://midstatecontainers.com/blogs/news/shipping-container-transport-cost-calculator-pricing-chart
[124]

ContainerTransport.com

Container Transport Rates 2026. An empty local move may cost as little as $100 to $300; transporting a loaded container cross-country can cost thousands.

https://www.containertransport.com/learn/container-shipping-rates/
[125]

Pelican Containers

Shipping Containers Cost: Complete Guide to 2025 Prices. Short distance under 200 miles: $500 to $1,000 for empty container delivery.

https://pelicancontainers.com/blog/shipping-containers-cost-comprehensive-guide-to-2024-prices
[126]

Conexwest

Simplified Delivery/Pickup Terms. Driver safety and refusal rights, dry run fees, reattempt fees, towing and recovery cost responsibility.

https://www.conexwest.com/delivery-terms

Pricing and Market Conditions

[85]

Container xChange / Pelican Containers / Container Management Inc.

Current container price ranges by size and grade, 2025–2026. Three independent price guides confirming used and one-trip price ranges.

https://www.container-xchange.com/blog/shipping-container-price
[86]

Container One / Eveon Containers

New vs. used container price differential (30–50%) and tariff risk to new container pricing from Chinese manufacturing dependence.

https://containerone.net/blogs/news/new-vs-used-shipping-container-the-complete-buying-guide
[87]

Conexwest / IPL Port / Onsite Storage

Regional price variation by proximity to ports and depot networks. Coastal surplus vs. inland premium analysis.

https://www.conexwest.com/blog/why-do-container-prices-vary-so-much
[88]

Container xChange / Lotus Containers

Steel price relationship to container manufacturing costs and market pricing. Corten steel as primary cost input.

https://www.container-xchange.com/blog/shipping-container-price
[89]

AlixPartners / Freightos / Sea-Intelligence

Global vessel overcapacity and 2026 market outlook. Estimated 10 million TEU of new capacity on order. Fleet growth projected to outpace demand.

https://www.freightos.com/freight-industry-updates/market-updates/ocean-and-air-freight-forecast-2026-what-to-expect/
[90]

YES Containers / On-Site Storage Solutions

Volume discount structure for multi-unit container purchases. Buying 3+ units typically unlocks $100–$150 per unit in savings.

https://yescontainers.com/offers/bulk/
[92]

ECU360 / Freightos

Seasonal demand patterns for container sales and freight rates. April–September peak, October–February off-peak buying window.

https://ecu360.com/contentHub/blog/how-seasonality-impacts-fcl-shipping-quotes-and-pricing/
[93]

Container One / Angi / On-Site Storage Solutions / E&S Equipment Sales

Container rent vs. buy break-even analysis (4–6 months) and RTO terms. Resale value retention of 50–75%.

https://containerone.net/blogs/news/rent-vs-buy-shipping-container
[94]

AlixPartners / Freightos / Drewry

2025–2026 container market outlook. Carrier earnings decline from $43.3B to $35B; freight rates down ~50% in 2025; fleet growth outpacing demand through 2026.

https://www.freightos.com/freight-industry-updates/market-updates/ocean-and-air-freight-forecast-2026-what-to-expect/

Modifications

[52]

Falcon Structures

Shipping container door modifications: personnel doors, roll-up doors, structural framing requirements, and cost ranges. Structural load redistribution requirements for any wall cut-out.

https://www.falconstructures.com/blog/shipping-container-doors
[53]

Container Nut

Window and vent cut-outs: structural framing requirements, cost ranges, ventilation requirements for closed containers.

https://www.containernut.com/blogs/container-talk/cutting-openings-in-shipping-containers
[54]

Conexwest

Shipping container insulation comparison: spray foam vs. rigid board vs. rockwool, R-values, condensation control, and cost ranges.

https://www.conexwest.com/blog/shipping-container-insulation
[55]

Falcon Structures

Electrical modifications for shipping containers: panel installation, wiring, permit requirements, solar options, and cost ranges.

https://www.falconstructures.com/blog/shipping-container-electrical
[56]

Container Homes Hub

Shipping container HVAC: mini-split sizing, insulation requirements before HVAC installation, BTU calculations for 20ft and 40ft containers, and cost ranges.

https://containerhomeshub.com/shipping-container-hvac/
[57]

Super Box

Container floor materials: original bamboo/apitong flooring, pesticide treatment concerns (methyl bromide), overlay options and costs.

https://super-box.us/understanding-cost-to-renovate-shipping-containers/
[58]

Conexwest

Shipping container exterior paint: Corten steel surface prep, rust-inhibiting primer, paint types, contractor vs. DIY cost ranges.

https://www.conexwest.com/blog/how-to-paint-a-shipping-container
[59]

Land Containers

Structural modifications: load path engineering, reinforcement requirements, when a structural engineer is required, and cost ranges for large cut-outs.

https://www.landcontainers.com/the-engineering-behind-shipping-container-modifications/
[60]

Conexwest

Shipping container permits and zoning in North Carolina: IBC and IRC code applicability, permit triggers, zoning variance process, and municipality-specific examples (Moore County, Wilmington).

https://www.conexwest.com/blog/north-carolina-zoning-laws-building-permits-shipping-container-structures
[61]

Falcon Structures

Pre-modified shipping containers: price premium vs. standard units ($1,500–$5,000+), what modifications are included, and cost comparison to DIY or local contractor.

https://www.falconstructures.com/blog/modified-shipping-containers
[62]

Freedom Conex / Container One / Boxhub / Conexwest

Modification warranty void policies: verified from each dealer's published terms and conditions, April 2026. Four of four dealers researched explicitly void the warranty for customer or third-party modifications.

https://www.freedomconex.com/terms-conditions
[127]

ContainerStop

Permit requirements for shipping containers on residential vs. rural/agricultural properties. Outlines when storage use requires permits and when agricultural use is exempt.

https://containerstop.com/blog/do-i-need-a-permit-for-a-shipping-container-on-my-property/
[128]

Yes Containers

Container placement restrictions by zoning type. Explains the difference between industrial/agricultural permissiveness, commercial screening requirements, and strict HOA/residential prohibitions.

https://yescontainers.com/where-shipping-containers-are-restricted-or-prohibited-and-why/

Uses and Applications

[65]

Shipping containers for farm and agricultural storage: uses, condensation management, and site preparation.

Conexwest: Shipping Container Farm Storage | Container King: Farm Storage

[66]

Shipping containers as workshops and garages: ventilation requirements, roll-up door modifications, and usable space.

Falcon Structures: Container Workshop | Container Nut: Container Workshop

[67]

Shipping containers as hunting cabins and off-grid retreats: modification requirements, permitting, and siting.

Conexwest: Container Hunting Cabin | Land Containers: Container Cabin

[68]

Shipping containers for retail pop-up shops and food stands: commercial use, permitting, and modification standards.

Falcon Structures: Container Retail | Container One: Pop-Up Shop Guide

[69]

Shipping containers for emergency preparedness and disaster relief storage.

Conexwest: Emergency Storage

[70]

Shipping containers for churches, schools, and nonprofits: classroom and community use.

Falcon Structures: Container Classroom | Container Solutions: Container Classrooms

[71]

Shipping containers for construction site offices and storage: industry usage and temporary structure classification.

Conexwest: Container Office | Falcon Structures: Job Site Office

[72]

Container swimming pools: cost comparison to traditional pools, installation process, and permitting requirements.

Pool Magazine: Container Pools | HomeGuide: Container Pool Cost

[73]

Container farms and vertical farming: controlled environment agriculture, hydroponic systems, and operational costs.

Freight Farms | FarmBox Foods | Conexwest: Container Greenhouse Cost

[74]

Container cold storage and wine cellars: reefer container specifications, temperature ranges, and wine cellar modification requirements.

Conexwest: Cold Storage and Freezers | EMS LLC: Wine Cellar Modifications

[75]

Container art studios and music studios: acoustic treatment requirements, soundproofing methods, and creative workspace conversions.

360Connect: Container Music Studios | USA Containers: Recording Studios

Container Homes and ADUs

[76]

Container home cost breakdown: total project costs, cost per square foot, and line item estimates.

Angi: Shipping Container Home Cost | Midstate Containers: Build Cost Guide | Conexwest: Container vs. Traditional Construction

[77]

Container home design types and high cube vs. standard height interior dimensions.

Cedreo: Container Home Design Guide | Discover Containers: Building Guide | Prefab House: Container Dimensions

[78]

Container home permitting, IBC 2021 Section 3115, IRC, and state-by-state permitting landscape.

Permit Container Homes: Permitting Guide | Container Home Plans: Permitting Overview | MySitePlan: Container Home Guide

[79]

Container ADU regulations, costs, and financing: accessory dwelling unit legislation and container unit viability.

California ADU Center | Container Home Plans: ADU Guide | HomeGuide: ADU Cost Guide

[80]

Container home financing challenges: mortgage qualification, construction loans, and alternative financing.

Rocket Mortgage: Container Home Financing | Bankrate: Construction Loan Guide | Angi: Container Home Financing

[81]

Container home insulation methods: closed-cell spray foam, rigid board, mineral wool, and thermal bridging.

Spray Foam Coalition: Technical Guide | Conexwest: Insulation Guide | Container Home Plans: Insulation Comparison

[82]

Container home foundation options: concrete slab, piers, helical piers, and grade beam specifications.

Discover Containers: Foundation Guide | Container One: Foundation Overview | HomeGuide: Foundation Cost Guide

[83]

Container home pros and cons: durability, resale value, insurance, financing, and lifespan comparison to traditional construction.

Conexwest: Honest Comparison | Discover Containers: Lifespan Guide | Angi: Container Home Overview

[84]

Container home interior livability: usable dimensions, ceiling height after insulation, and design strategies for narrow floor plans.

Cedreo: Interior Design Guide | Discover Containers: Interior Planning | Container Home Plans: Layout Guide

Frequently Asked Questions

[26]

Container One three-stage inspection process: depot inspection, driver inspection, and customer inspection at delivery; replacement or full refund policy if container does not meet ordered grade.

Container One: Shipping Container Inspection Process

[31]

Local and regional dealer tradeoffs: in-person inspection advantage, higher prices due to supply chain position, inventory visibility, and direct accountability.

LC Container: Why Buy Local

[33]

USA Containers delivery process: photos sent for customer approval before dispatch; payment upon delivery; driver assists with placement; 60-day money-back guarantee.

USA Containers: Terms of Service

[34]

Conexwest delivery terms: driver inspection documented; driver may refuse delivery if site conditions are unsafe.

Conexwest: Delivery/Pickup Terms

[37]

Freedom Conex payment options: third-party financing, My Container Rental RTO, AfterPay BNPL, wire transfer, Zelle, ACH, mailed check; no cash accepted.

Freedom Conex

[38]

Container One payment options: credit/debit, Clicklease financing, Affirm financing/BNPL, My Container Rental RTO, check, ACH, cash; Pay on Delivery available for qualifying locations.

Container One: Financing Options

[39]

Boxhub payment options: credit/debit (2.5% surcharge), PayPal (3.5% surcharge); no financing or RTO stated.

Boxhub: Terms of Service

[40]

USA Containers payment options: credit/debit, Zelle; no cash; payment on delivery within 200-mile radius of delivery hubs.

USA Containers: Payment on Delivery

[96]

Corten steel properties, rust types, and structural vs. cosmetic corrosion identification.

Container Sales UK: Corten Steel Guide | HZ Containers: Surface Rust Guide

[105]

Site preparation requirements for container delivery: access dimensions, clearance, and ground conditions.

Container One: Delivery Guide | NWR Containers: Site Prep Guide | Bolted Box: Delivery Requirements | Super Box: Delivery Requirements

[106]

Container size selection: interior dimensions, door clearances, and modification space reduction.

Bertling: Container Shipping Sizes | HZ Containers: Door Dimensions | EMS LLC: Common Buying Mistakes

[110]

Delivery method availability and cost: tilt-bed limitations, short-bed availability, and two 20ft containers on one trailer.

SuperCubes: Delivery Basics | Eagle Leasing: Two 20ft Containers FAQ | CHS Container Group: Delivery Guide | Conexwest: Transport Cost Guide

[129]

Container Lifecycle & Dealer Types

[1]

China International Marine Containers (CIMC)

CIMC corporate profile: annual capacity of 2 million units/year and manufacturing scale.

cimc.com
[2]

Container xChange

Container manufacturer profiles including DFIC (1.8M units/year) and CXIC (900K units/year) capacities.

container-xchange.com
[3]

Container xChange

Singamas Container Holdings capacity (900K units/year) and factory locations in Jiangsu, China.

container-xchange.com
[4]

Budget Shipping Containers

Corten steel composition, COR-TEN A grade standard, and sidewall thickness specifications (1.6–1.8mm).

budgetshippingcontainers.co.uk
[9]

JCtrans (citing Sea-Intelligence)

North America container trade imbalance reached 60% in 2025, up from 40–50% pre-pandemic.

jctrans.com
[10]

Kuehne + Nagel

Transpacific container imbalance ratio of 3.5 to 4.3 as of September 2025: North America imports nearly four times as many containers as it exports.

kuehne-nagel.com
[11]

Splash247 (citing Sea-Intelligence)

41% of container transport is now empty, up from approximately one-third six years ago.

splash247.com
[12]

The Loadstar (citing Sea-Intelligence)

Empty container movements increased from 3 million TEU/month to 4.5 million TEU/month over seven years, a 50% surge.

theloadstar.com
[13]

Linerlytica / Freightos

US container import and export volume trends 2017–2024.

bands.financial
[24]

Container xChange

Container depot functions: storage, inspection, repair, trading; strategic location near ports; empty container handling.

container-xchange.com
[25]

Container xChange

Broker vs. direct dealer distinction; brokerage fee range of $100–$500 per container.

container-xchange.com
[32]

Boxhub Terms of Service

Boxhub delivery terms: ex-works sales model indicating pre-dispatch depot check; no explicit driver or customer inspection process published.

boxhub.com/terms
[35]

TITAN Containers USA

TITAN delivery process: customer presence requested at delivery for placement coordination; containers described as windproof, waterproof, and delivered clean.

titancontainers.us
[36]

Go Containers

Go Containers: containers inspected and surveyed at depot upon arrival; general guarantee to make things right if issues arise.

gocontainers.com

Maintenance & Longevity

[95]

WillScot / Billiebox / ContainerTech

Container lifespan by type and condition: one-trip containers 35–40 years total, used containers 20–30 years total, as-is containers unpredictable.

willscot.com | billiebox.co.uk | containertech.com
[96]

Container Sales UK / HZ Containers

Corten steel properties and rust identification: surface patina vs. pitting vs. structural rust; the light test for hole detection.

containersalesuk.com | hz-containers.com
[97]

USA Containers / High Performance Coatings / Conexwest

Rust treatment methods and professional repair costs: rust converter application, zinc-rich primer, professional remediation costs ($945 for 20 ft, $1,099 for 40 ft HC), structural repair range $1,500–$6,000.

usacontainers.co | highperformancecoatings.org | conexwest.com
[98]

Super Box / Conexwest

Container painting schedule, paint types by environment, and cost ranges: DIY $500–$1,000; professional $700–$1,600; elastomeric coating $1,500–$4,000.

super-box.us | conexwest.com
[99]

Falcon Structures / Container King / YES Containers

Roof maintenance, drainage, dent repair, and sealing costs: silicone roof coating ~$46/gallon; minor dent repair $100–$300; panel section replacement $500–$1,200.

falconstructures.com | containerking.com | yescontainers.com
[100]

HZ Containers / Delta Mark / Chassis King

Door seal lifespan (8–15 years), inspection protocol, lubrication recommendations (white lithium grease, silicone spray), and replacement costs ($110–$300 for full gasket set).

hz-containers.com | delta-mark.com | chassisking.shop
[101]

EPA / Pelican Containers / Container Owners Association

Container floor materials (Apitong, Keruing, bamboo) and methyl bromide pesticide treatment: EPA phase-out history, CSC plate disclosure requirements, floor replacement costs ($800–$1,600 for 20 ft; $1,500–$3,000+ for 40 ft).

epa.gov | pelicancontainers.com | containerownersassociation.com
[102]

Absortech / Conexwest / Gateway Container Sales

Container rain and condensation prevention: dew point mechanism, temperature differential trigger, ventilation and desiccant strategies, insulation as long-term solution.

absortech.com | conexwest.com | gatewaycontainersales.com.au
[103]

Valtran / A&M Container / SuperCubes

Foundation and placement effects on container longevity: ground contact accelerates corrosion, blocking requirements (4–6 inch clearance), concrete slab vs. pier foundation options.

valtran.com | aandmcontainer.com | supercubes.com
[104]

Hugg Hall Mobile Storage / ContainerTech / American Conex

Annual maintenance checklist and CSC inspection protocol: professional inspection cost ~$149; CSC certification valid for five years; checklist covering exterior, roof, doors, floor, interior, foundation, rust, and ventilation.

hugghallmobilestorage.com | containertech.com | americanconex.com

Markings & Numbers

[105]

ISO 6346:1995 — Freight Containers: Coding, Identification and Marking

The governing international standard for container identification. Specifies the owner code, equipment category identifier, serial number, check digit calculation, size and type codes, and all mandatory marking requirements including minimum character heights and placement locations.

iso.org
[106]

Bureau International des Containers (BIC) — Identification Number

Official BIC documentation on the container identification number structure: owner code registration requirements, equipment category letters (U, J, Z), serial number format, and check digit validation. BIC is the internationally recognized body for owner code registration under ISO 6346.

bic-code.org
[107]

ICHCA International — BP#25: An Illustrated Guide to Container Marking Codes (2021)

ICHCA International Best Practice publication providing a comprehensive illustrated reference for container size and type codes under ISO 6346. Covers the four-character code structure, complete size code tables, type code tables, and mandatory height warning marks for High Cube containers.

ichca.com
[108]

Bureau International des Containers (BIC) — Check Digit Calculator

BIC's official check digit calculator and explanation of the ISO 6346 check digit algorithm: letter-to-number conversion table, exponential position weighting, modulo 11 operation, and the convention for handling a remainder of 10.

bic-code.org
[109]

Bureau International des Containers (BIC) — Size and Type Codes

BIC reference for the complete ISO 6346 size and type code system. Covers the two-character size code (length and height/width), the two-character type code (container category and special features), and the full table of standardized codes for general purpose, ventilated, open top, flat rack, refrigerated, and tank containers.

bic-code.org
[110]

International Maritime Organization (IMO) — International Convention for Safe Containers (CSC), 1972

The foundational international convention establishing uniform safety regulations for container handling, stacking, and transport. Specifies the mandatory CSC safety approval plate, inspection requirements, and the legal framework under which containers must be certified for international use.

imo.org
[111]

Bureau International des Containers (BIC) — CSC Combined Data Plate

BIC documentation on the CSC Combined Data Plate: physical specifications (minimum 200 mm x 100 mm, permanent non-corrosive metal), required data fields (date manufactured, identification number, maximum gross mass, allowable stacking load, transverse racking test force), and the two inspection programs (Periodic Examination Scheme and Approved Continuous Examination Programme).

bic-code.org

Sizes & Dimensions

[112]

International Organization for Standardization (ISO) — ISO 668:2020

ISO 668:2020 Series 1 freight containers: Classification, dimensions and ratings. Defines the standard exterior dimensions (20ft, 40ft, 45ft), maximum gross weights, and the corner fitting specifications that govern all intermodal containers used in international trade.

iso.org
[113]

Ocean Network Express (ONE) — Dry Container Specifications

ONE Line fleet specifications for 20ft, 40ft, and 40ft High Cube dry containers. Provides exact interior dimensions (mm), door opening dimensions, load capacity (m³), tare weights (kg), and payload capacities (kg) for standard carrier-operated equipment.

one-line.com
[114]

CHS Container Group — Shipping Container Dimensions

CHS Container Group specifications covering 10ft, 20ft, and 40ft containers in standard and high cube configurations, including specialty units (open-side, double-door). Provides both metric and imperial interior and exterior dimensions, door clearances, and tare weights.

chs-containergroup.com
[115]

Hapag-Lloyd — Container Specification Guide

Hapag-Lloyd fleet container specification guide. Provides tare weights, maximum gross weights, and payload capacities for standard and high cube dry containers as operated by one of the world’s largest container shipping lines.

hapag-lloyd.com

Ready to Get a Quote?

After reading through the grades, warranty, and delivery sections, you will have enough information to ask the right questions before committing to a purchase. When you are ready, use the link below to request a quote through Freedom Conex.

Get a Container Quote