Senior Inspection Team

Each member brings a specific discipline to coastal timber surveys, from biological decay analysis to structural load modeling.

Elena Marchetti

Principal Marine Biologist

18 years identifying wood-boring invertebrates in temperate and subtropical harbors. Led the Puget Sound borer damage survey that established revised inspection intervals for Douglas fir piles.

Expertise

Limnoria & Teredo navalis assessment, underwater videography, core sample analysis

David Okonkwo

Structural Engineer, P.E.

Specializes in load rating of historic timber wharves. Calibrated the finite element model for the San Francisco Bay wharf that validated 85% residual capacity despite localized decay.

Expertise

Finite element analysis, non‑destructive testing, connection detailing in saltwater environments

Rita Chen

Corrosion & Materials Specialist

Over a decade inspecting steel‑to‑timber connections on Gulf Coast piers. Her 2023 report on crevice corrosion at bolted joints led to a system‑wide retrofit using stainless steel and polymer encapsulation.

Expertise

Ultrasonic thickness gauging, radiographic imaging, cathodic protection design

Our History

Key decisions and measurable results from two decades of coastal engineering.

2004

Foundation and First Pier Audit

Longbeachconcerts was established as a specialist firm focused on marine timber assessment. The first contract involved a full condition survey of a 300-metre wooden pier in the Gulf of Mexico, where we identified advanced fungal decay in 40% of the primary piles. That audit led to a targeted replacement programme that extended the structure’s service life by 12 years.

2011

Adoption of Acoustic Tomography

We became one of the first consultancies in the region to deploy sonic tomography for internal decay mapping. On a project in San Francisco Bay, the technique revealed hidden voids in creosote-treated piles that visual inspections had missed. The client avoided an unnecessary full replacement, saving roughly 30% of the projected budget.

2017

Expansion into Retaining Wall Stability

Responding to client demand, we added load‑bearing analysis of waterfront retaining walls to our service list. A notable project involved a 500‑metre sheet‑pile wall in Charleston harbour that showed signs of rotational movement. Our finite‑element modelling identified three critical sections requiring immediate tie‑back reinforcement, preventing a partial collapse during the following storm season.

2022

Published Benchmark on Marine Borer Damage

Our field data from 14 Pacific Northwest marinas was compiled into a technical reference that quantifies Limnoria attack rates relative to salinity and water temperature. The report is now used by three state transportation departments to prioritise inspection intervals. Internally, the dataset helped us refine our risk‑rating system for timber piles.

2025

Remote Monitoring Pilot Programme

We launched a pilot with six permanent moisture and tilt sensors installed on a historic wharf in Boston. Real‑time data feeds now alert our engineers to abnormal movement or moisture spikes before visible damage occurs. Early results indicate a 60% reduction in emergency call‑outs for the client, shifting the maintenance model from reactive to predictive.

Marine Civil Engineering

Longbeachconcerts

We inspect and preserve coastal timber infrastructure — piers, wharves, and retaining walls exposed to saltwater, biological decay, and cyclic loading.

Who We Are

A team of coastal structural engineers and marine biologists specializing in timber decay assessment, underwater pile inspection, and load rating of aged waterfront structures. We do not handle music events, ticketing, or tourism.

Who We Serve

Port authorities, marina operators, coastal engineering firms, and municipal public works departments responsible for timber piers, bulkheads, and recreational waterfronts in temperate and subtropical marine environments.

Our Position

We are a technical partner focused on extending the service life of marine timber through rigorous field data, material testing, and repair recommendations. Our tone is direct, evidence-based, and grounded in civil engineering practice.

No music events, no ticket sales, no beach tourism — only coastal structural integrity.

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