Engineered once, deployable many times.
A project-based expandable trailer is a custom-engineered pop-out trailer designed around a specific operational need — hydraulic pop-out configuration, specialised interior fit-out, equipment integration, and regulatory environment — rather than drawn from a catalogue. structmod design-build delivery for expandable trailers begins with the operating organisation's brief (target operation, deployed footprint requirement, interior functional needs, equipment list, regulatory framework) and ends with a commissioned expandable unit ready for operational use. Custom expandable trailers serve operations where catalogue expandable products don't match the specific need — specialty clinical configurations beyond standard medical trailers, specialty laboratory or research configurations, specialty command and control configurations, and unique operational requirements.
Typical custom expandable project briefs include: specialty clinical trailers (specific single-disease clinics, rare specialty consultation, bespoke research site trailers), specialty laboratory configurations (unique equipment integration, specific clean room requirements, specialty BSL or high-containment work), specialty command and control configurations (specific communications architecture, unique intelligence integration, national doctrine-specific workflow), and unique operational requirements (specialty broadcasting, specialty entertainment production, bespoke industrial applications). Design begins with an operational workshop where requirements work through before detail engineering.
structmod project-based expandable trailers serve operators across specialty niches — specialty medical programmes requiring bespoke clinical configuration, research organisations running specialty field campaigns, defence forces requiring mission-specific expandable capability, and specialty industrial operators requiring expandable working environments. Lead time is 16-22 weeks from contract signature for typical custom projects — longer than catalogue due to expandable engineering complexity. Hydraulic deployment per Machinery Directive 2006/42/EC, EN 1090 EXC-2 chassis, IEC 60364-1 commercial or IEC 60364-7-710 medical electrical per application, and any operation-specific regulatory framework.
Secuencia de despliegue típica
- Hora 0 — el remolque llega en el vehículo tractor, se posiciona y calza
- Hora 0–1 — gatos estabilizadores desplegados, nivelación verificada
- Hora 1–2 — paredes hidráulicas o extensiones desplegadas donde aplique
- Hora 2–3 — conexiones de servicios (electricidad, agua, aguas residuales)
- Hora 3–4 — prueba funcional según protocolo FAT
- Hora 4 — entrega operacional con formación de usuarios
Spec sheet — STR-3204
| Longitud total | 12.4 m · 40.7 ft |
|---|---|
| Anchura (transporte) | 2,55 m |
| Anchura (desplegado) | 5.00 m |
| Altura (transporte) | 2.70 m |
| Superficie (desplegado) | 62.0 m² |
| Peso en seco | 9.4 t |
| Chasis | Acero laminado en caliente EN 10025 S355JR · EN 1090 EXC-2 |
| Calidad de soldadura | EN ISO 3834-3 |
| Envolvente | Panel sándwich, núcleo PIR 80 mm · λ ≈ 0,023 W/(m·K) |
| Resistencia al fuego | EI-30 · ensayado según EN 13501-2 |
| Suelo | Contrachapado marino sobre EPDM · clasificación antideslizante R-10 |
| Instalación eléctrica | 230 V / 50 Hz · TN-S · conforme IEC 60364 |
| Climatización | Bomba de calor inverter split · MERV-8 |
| Rango de operación | −25 °C a +50 °C ambiente |
| Clasificación de viento | Diseñado para viento básico de 130 km/h (EN 1991-1-4) |
| Transporte | Huella ISO 668 · apto para placa CSC (variantes contenedor) |
| Tiempo de montaje | 2–4 horas · equipo de 2 personas |
Full drawings, calculation notes, DoP, O&M manual and FAT report included with every unit. Specs indicative — configurable to project requirements.