PE Civil: Structural Pass Rate, Format & Study Guide

The Principles and Practice of Engineering (PE) exam is the licensing exam that, combined with a state license issuance, allows an engineer to legally stamp and seal engineering drawings and take full professional responsibility for engineering work — the credential that separates a licensed Professional Engineer from an engineer working under someone else's seal. It's developed and administered by NCEES (National Council of Examiners for Engineering and Surveying), the organization that creates uniform, nationally-consistent exam content used across all 50 US state licensing boards even though licensure itself remains a state-by-state legal authority. Structural is one of five depth-module options within the PE Civil exam (alongside Construction, Geotechnical, Transportation, and Water Resources & Environmental) — choosing Structural means the exam's depth section focuses specifically on structural design, analysis, and code compliance for buildings and other structures, on top of the shared civil-engineering breadth section every PE Civil candidate takes regardless of depth choice.

PE licensure — earned by passing this exam and meeting your state board's other requirements — is legally required to sign and seal structural engineering drawings for most construction projects in the US, which makes it a hard professional ceiling for structural engineers rather than an optional differentiator: without it, an engineer simply cannot take independent legal responsibility for structural design work, regardless of how many years of experience they've accumulated. Beyond the legal requirement, PE licensure (and the Structural depth specifically) signals to employers, clients, and the public that an engineer has been independently validated by a rigorous, standardized national exam — a credibility marker that matters heavily in a field where a design error carries real public-safety consequences.

This exam is for civil engineers specializing (or aiming to specialize) in structural design — building structural systems, bridges, and other structures requiring structural analysis and code-compliant design. It's the natural next step after passing the FE (Fundamentals of Engineering) exam and accumulating qualifying work experience under a licensed PE's supervision, and is specifically the right depth-module choice for engineers whose practice centers on structural work rather than geotechnical, transportation, water-resources, or construction-management specializations within civil engineering.

NCEES's own 2024 Squared statistics report shows the PE Civil: Structural exam had a 57% pass rate among first-time takers (3,194 examinees) and 39% among repeat takers (1,333 examinees), for NCEES fiscal year 2023-24 (Oct 2023-Sep 2024).

NCEES limits examinees to one attempt per testing window and no more than three attempts in any 12-month period. Because state licensing boards — not NCEES directly — administer applications, the exact reapplication process for a retake depends on your state board, though the $400 NCEES exam fee applies again each time you sit.

Your raw number of correct answers (no penalty for wrong guesses) is converted to a scaled score that adjusts for minor differences in difficulty between exam forms. The passing threshold is set by a panel of licensed engineers through a formal standard-setting study rather than a fixed percentage, and NCEES is explicit that it does not publish the passing score.

The exam is computer-based, administered at NCEES-approved Pearson VUE test centers year-round, and consists of 80 total questions — a shared civil-engineering breadth section plus the candidate's chosen depth module (Structural, in this case) — using a mix of standard multiple-choice and alternative item types (such as fill-in-the-blank numeric responses). The full appointment runs 9 hours, which includes roughly 8 hours of actual exam time plus an onscreen tutorial and a scheduled break — meaning exam-day stamina matters nearly as much as raw content knowledge. Candidates are provided an electronic reference handbook and the relevant design standards/codes on-screen during the exam itself (not brought from home), so speed and familiarity navigating those provided references under time pressure is a real, separate skill worth practicing.

NCEES does not publish a percentage-weighted domain breakdown for PE Civil: Structural in any page reachable without a MyNCEES login — there's no public chart showing exact weighting by content area the way some other credentials on this site provide. What NCEES does publish openly is the exam specification outline itself, which organizes Structural depth content around major structural-engineering competency areas: analysis of structures (loads, load combinations, and structural analysis methods), design and details of structural systems (using the major material-specific codes — steel, concrete, wood, and masonry design standards), and structural considerations specific to both vertical structures (buildings) and other structure types depending on the exact specification version current at test time. Because the official percentage weighting isn't public, most successful candidates build their study plan directly from NCEES's published exam specifications document rather than a third-party estimate of emphasis.

NCEES's standard pathway requires a bachelor's degree from an EAC/ABET-accredited engineering program, passage of the Fundamentals of Engineering (FE) exam (typically taken near graduation, well before the PE stage), and a minimum of four years of progressive, verifiable engineering work experience gained under the supervision of a licensed PE. Beyond that baseline, the exact experience-verification process, application timing (some states require board approval before sitting for the exam; others allow you to test first and apply for licensure with your passing score afterward), and any additional state-specific requirements are set by your individual state licensing board rather than NCEES directly — NCEES creates and scores the exam content, but the legal act of licensure itself is always a state-board function, so always confirm the specific process with your target state board rather than assuming NCEES's general pathway description covers every jurisdictional detail.

NCEES charges $400 for the PE Civil exam itself (covering both the breadth section and your chosen depth module — Structural doesn't cost extra compared to the other four depth options), payable directly to NCEES when you schedule your test. On top of that, most state licensing boards charge their own separate application, licensing, or processing fee — these vary meaningfully by state and are not included in NCEES's $400 figure, so budget for both. A failed attempt requires paying the full $400 NCEES fee again for a retake; NCEES limits candidates to one attempt per testing window and no more than three attempts in any 12-month period, and since state boards (not NCEES) manage the actual reapplication process, the exact retake logistics can also vary somewhat by state.

Unlike most credentials on this site, PE licensure maintenance is governed entirely by your state licensing board, not by NCEES — and requirements vary substantially by state. Roughly 42 states plus DC currently require continuing education for license renewal, typically ranging from 15 to 36 professional development hours (PDH) per renewal cycle depending on the state (for example, 18 hours in Florida, 30 hours every two years in Nevada), while a handful of states, notably California, require no continuing education at all for standard PE renewal. Because this variation is genuinely significant and state-specific, always confirm your own state board's exact PDH requirement, renewal cycle length, and any special-topic requirements (ethics, seismic, or similar) directly rather than assuming a national standard exists — there isn't one for PE renewal the way there is for, say, the exam content itself.

The exam is 80 questions in a single 9-hour appointment (breadth plus your Structural depth module), so stamina matters as much as content knowledge — practice full-length timed sessions, not just short study blocks. NCEES doesn't publish a domain-by-domain weighting the way some other boards do, so use the official PE Civil: Structural exam specifications to see which structural systems (buildings vs. bridges, vertical vs. lateral forces) carry the most questions, and get fast at navigating the electronic reference handbook and design standards provided on-screen, since you'll need to pull from them quickly under time pressure.

No changes to the PE Civil: Structural exam's core 80-question/9-hour format or NCEES's $400 exam fee have been publicly announced as of August 2026. NCEES periodically revises its exam specifications documents to reflect updated design codes and standards (steel, concrete, wood, and masonry codes are each on their own multi-year update cycles), so candidates should always pull the current PE Civil: Structural exam specifications directly from ncees.org rather than studying from a specifications document that might reference a superseded code edition.