Military Forms Guide

DD Form 3012 — Tunnel Reconnaissance Report

Tunnel Reconnaissance Report

Every entry in the Defense records system exists because some decision needed a documented basis, and DD Form 3012 is one of those instruments: Tunnel Reconnaissance Report, created to Tunnel Reconnaissance Report. The reason it carries a DD number rather than a service designation is structural — the Department maintains a single body of forms for matters that arise identically in every service, so that a record created in one component remains intelligible in another.

This is why the arrangement matters to you rather than only to the archivists. not stated governs the form throughout the Department, with not stated as the responsible office, so the record you create is legible outside your own component. Joint assignments, agency details and cross-service transactions all depend on that: the paperwork does not have to be reconstructed each time it crosses a boundary.

Current edition: not stated, status not stated. Understand why that date is worth attention here. When the Department reissues a form, the replacement takes effect across every component simultaneously, so an older copy is not merely locally out of date — it is out of date in every office that might receive it.

The form is laid out top to bottom in a sequence that reflects how the record will be read, not merely how it was drawn. Identification comes first because everything below it is understood in relation to a named person, unit or transaction; substantive entries follow; certification closes the document because certification attests to what precedes it. Filling out of order tends to produce internal inconsistencies — an entry that made sense before the header was settled and does not afterward.

Check the edition date before you type anything, against not stated. Old blanks accumulate in shared drives for years, and the cost of one is not obvious until a reviewer cannot find a field. Because DD forms are revised centrally and replaced across the Department in a single action, there is no component still tolerating the old layout as a local practice.

For an ambiguous field, read the form's own instruction, then not stated, which controls.

Download the form

What you can download: PDF. The form runs unknown pages and asks for approximately unknown entries. The plurality of formats is deliberate: Defense distribution has never been able to assume one operating environment across the whole force.

Fillable and printable are not two presentations of one file but two different objects. One holds your entries as structured data within the document; the other is a static picture meant to meet a pen. Since a DD form frequently moves outside the organization that created it, the durability of the entry matters more here than on a record that stays in one drawer. Typed text reproduces indefinitely; handwriting degrades at every copy.

Submission follows not stated and whatever local instruction supplements it. Make a copy before the original leaves. Department forms travel across organizational lines by design, and the administrative distance that makes them useful is the same distance that makes tracing a lost one difficult.

Forms referenced inside this one are located by number alone, and that simplicity is a direct product of Department-level numbering. Because the DD sequence is maintained centrally and not duplicated by service, a number is a complete address: one number, one document, throughout the Defense establishment.

It helps to see the DA and DD sequences as what they are: separate registries with separate custodians. One serves a single service under a service proponent, the other serves the Department under not stated or an equivalent office, and neither was ever indexed against the other. A number that appears in both systems points to two unrelated documents, which is why reading the prefix comes before reading the digits.

Understanding why editions change explains why checking them is not optional. Revision follows directive reissue, changes in what data is required, and amendments to mandatory notice text — decisions made at Department level and communicated through publication rather than notification. The file you saved does not update itself, so the edition date at download is what you rely on.

The role of this page is narrow and worth stating plainly. It makes a published Defense form available and explains its structure. It does not advise, does not interpret policy for your circumstances, and cannot indicate how any office will treat a completed copy — those judgments rest with the authorities that own the process. Direct such questions to not stated, to the administrative office that services you, or to the authority named in not stated.

Questions and answers

What is DD Form 3012?
Tunnel Reconnaissance Report
Which edition is current?
Not stated by the publisher
Who is responsible for this form?
Not stated
In which formats can it be downloaded?
PDF

Other forms in the series