Wedding-Venue Floor Collapse at The Preserve at Chocorua — 21 March 2026
Wedding Venue · Structural Safety

The Preserve at Chocorua Wedding-Floor Collapse

An evidence-structured review of the Sap House floor collapse in Tamworth, including the casualty response, assembly-permit status, occupant-load distinction and unresolved structural cause.

Date21 March 2026
LocationTamworth, New Hampshire
FatalitiesNone reported
Hospital transports6 adults
Scroll

What occurred

At approximately 16:33, as a wedding ceremony began inside the Sap House, part of the wooden floor buckled and collapsed into the basement.

Officials counted 144 guests in the building. Nearly 70 people fell or slid through an opening measuring approximately 20 feet by 20 feet, with an estimated vertical drop of eight feet. Some casualties were temporarily trapped beneath beams and agricultural equipment stored below.

Six adults were transported to hospital with non-life-threatening injuries. Additional guests were evaluated or treated at the scene, but no consolidated minor-injury total was published. No fatalities were reported.

What is established

Assembly permit: The Sap House did not hold the place-of-assembly permit required for a gathering of this size. The property’s separate Barn did hold such a permit.

Occupancy status: Officials believed 144 guests were likely excessive, but no permit-specific maximum had been issued for the Sap House. Its allowable fire-code occupant load remained under calculation.

Structural cause: No completed engineering report established whether the failure resulted from loading, deterioration, inadequate structural members, alterations, foundations, change of use or combined factors.

Review findings →
⚠️ Critical distinctionFire-code occupant load concerns safe egress. Structural load-bearing capacity concerns the weight the floor can safely support. Exceeding an egress-based figure was not established as the engineering cause of the collapse.

Reported scale and response

0
Guests inside
0
People who fell
0
Hospital transports
0
Catalogued references

Incident and response sequence

21 March, 16:33 · Emergency call
Emergency services were called to the Sap House at 88 Philbrick Neighborhood Road during the beginning of a wedding ceremony.
Floor failure
A section of wooden floor approximately 20 feet by 20 feet buckled and collapsed into the basement, sending nearly 70 guests down approximately eight feet.
Immediate rescue
Guests and venue employees began first aid and used ladders to help people climb out before firefighters completed rescue and casualty assessment.
Hospital response
Six adults were transported, including one helicopter transfer to Maine Medical Center. Four had been discharged by late evening.
23–24 March · Permit and code review
Officials confirmed the missing place-of-assembly permit, continued calculating the lawful occupant load and collected inspection, permit and building-code records.

Key physical and medical details

🏚️
Affected structure
The Sap House, a former maple-sugar building marketed for intimate ceremonies, lounges and cocktail functions.
📐
Collapse opening
Approximately 20 feet by 20 feet, with an estimated eight-foot fall to the basement.
🚑
Medical outcome
Six non-life-threatening hospitalisations; two patients remained admitted on 23 March.
🪜
Self-help rescue
Guests and venue personnel provided first aid and used ladders before emergency responders arrived.
⚠️ Investigation statusNo completed structural-engineering, enforcement or prosecutorial finding was located. The owner was reported to be cooperating with investigators.

Occupancy, structure and emergency response

The source record identifies several issues requiring separate treatment rather than a single premature causal conclusion.

📋
Missing assembly permit
The Sap House lacked the place-of-assembly permit required for a gathering of this size, although another building at the property held one.
👥
Occupant load unresolved
The legal fire-code occupant load remained under calculation using layout, seating and exit capacity. A numerical permitted maximum had not been published.
🏗️
Building predates current code
Officials said the Sap House predated the current New Hampshire building code and were reviewing which historic and current requirements applied.
⚖️
Structural cause unresolved
Excess loading, deteriorated timber, inadequate framing, alterations, foundations and change of use remained possible but unproven explanations.
📦
Basement hazards
Fallen beams and agricultural equipment were reported beneath the collapse area, temporarily trapping some people and complicating rescue.
🤝
Mutual-aid response
Multiple neighbouring fire departments supported Tamworth Fire/Rescue, while guests and venue personnel acted before responders arrived.

Accounts requiring qualification

Five material source differences or sequential updates were identified.

Attendance
Number of people present
Evidence position A

The joint Fire Marshal and Tamworth Fire/Rescue information gave a precise count of 144 guests.

Evidence position B

Other accounts used approximately 140, 145 or 150 people.

The official figure of 144 is the strongest and most precise evidence position.

Collapse scale
Number who fell
Evidence position A

The official release stated that nearly 70 people fell or slid into the basement.

Evidence position B

Other reports used “about 70” or “at least 70.”

The descriptions appear to be rounded versions of the same preliminary count; no individual register was published.

Occupancy status
Whether the Sap House exceeded a permitted capacity
Evidence position A

Early Fire Marshal reporting said the building was believed to be over capacity.

Evidence position B

Later reporting established that the Sap House had no place-of-assembly permit and that its allowable occupant load was still being calculated.

It is supported that 144 guests were inside and that officials considered the number likely excessive. No permit-specific legal maximum had been issued.

Event activity
Ceremony or reception
Evidence position A

The official release and WMUR said the floor failed as the wedding ceremony began.

Evidence position B

The Concord Monitor described the activity as a wedding reception.

The official description of the beginning of the ceremony is better supported.

Medical follow-up
Final hospital status
Evidence position A

Four of the six transported casualties were discharged on the night of the incident.

Evidence position B

Two remained hospitalised on 23 March.

These are sequential updates rather than contradictory accounts. No later discharge confirmation was located.

Unresolved evidence

The following matters had not been established through a completed public engineering, medical, enforcement or judicial record.

Failure mechanism
The final structural cause of the floor failure.
Engineering record
A published structural-engineering report or calculation.
Occupant load
The Sap House’s legally allowable occupant load under the State Fire Code.
Live-load capacity
The floor’s original design live-load capacity.
Original use
Whether the floor had been designed for assembly use or only for agricultural, storage or limited-occupancy purposes.
Change of use
Whether converting or marketing the structure for weddings constituted an unapproved change of use.
Building age
The Sap House’s exact age and construction date.
Timber structure
The species, dimensions, spacing and condition of the floor joists and supporting beams.
Material deterioration
Whether rot, insect damage, moisture, inadequate foundations, altered supports or defective connections contributed.
Prior alterations
Whether structural supports had previously been removed or modified.
Basement storage
Whether stored equipment in the basement affected the structure before the collapse.
Seating distribution
Whether the ceremony seating plan concentrated people or furniture over the failed section.
Failed-floor occupancy
The number of people standing directly on the approximately 20-by-20-foot section when it failed.
Dynamic loading
Whether dynamic crowd movement contributed; sources place the failure at the start of the ceremony rather than during dancing.
Structural inspection
Whether the building had undergone any professional structural inspection before being used for the wedding.
Permit history
The complete inspection and permitting history of the Sap House.
Enforcement action
Whether the owner received a citation, administrative penalty or criminal charge for the missing assembly permit.
Regulatory decision
Any completed enforcement decision by Tamworth or the State Fire Marshal.
Hospital outcome
The final medical outcome of the two patients still hospitalised on 23 March.
Scene treatment total
A consolidated number of people treated at the scene.
Civil proceedings
Whether civil lawsuits were filed; one law firm stated that it represented affected people, but no specific filed case or court outcome was located.
Building future
Whether the Sap House was repaired, demolished or permanently removed from event use.
Venue closure
Whether the wider venue was formally closed.
Reopening
The date or conditions under which the property or Sap House reopened.
Regulatory reform
Any permanent change to New Hampshire’s inspection or permitting system for event venues in towns without local building officials.

References

The source catalogue contains nine news reports, one magazine article, three website records and three open-source social posts. No incident-specific academic paper was located.

01
The Associated Press · News article
Six people injured after floor collapses at New Hampshire wedding venue
21–22 March 2026
Confirms six non-life-threatening hospitalisations, no fatalities, the approximately 20-by-20-foot opening, nearly 70 people falling into the basement and the preliminary belief that the building was over capacity. It also describes guests using ladders and administering first aid before responders arrived.
Visit source →
02
WMUR · News article
Fire Marshal: Overcrowding likely factor after floor collapse injures six at NH wedding venue
22 March 2026
Reports 144 guests inside, approximately 70 falling about eight feet, six hospital transports and one helicopter transfer for lower-body injuries. It quotes the Fire Marshal’s preliminary assessment that the building probably contained more people than it should have.
Visit source →
03
WMUR News 9 Investigates · News article
Venue lacked permit to hold large gathering in building where floor collapsed, officials say
23–24 March 2026
Confirms that no place-of-assembly permit had been issued for the Sap House, although the property’s Barn had one. It explains that the occupancy calculation remained under review and that Tamworth did not have its own building-enforcement mechanism.
Visit source →
04
InDepthNH · News article
Floor collapse at wedding venue, multiple injuries in Tamworth
21 March 2026
Provides the official response time of 16:33, exact address, 144-person attendance, estimated number who fell, opening dimensions, rescue actions and initial hospital information.
Visit source →
05
New Hampshire Public Radio · News article
Multiple injuries reported after structural collapse at Tamworth wedding venue
21 March 2026
Reports six hospitalisations and the joint investigation by the State Fire Marshal and Tamworth Fire/Rescue. It identifies the affected structure as the Sap House rather than the property’s larger event barn.
Visit source →
06
NBC10 Boston · News article
Investigation continues into floor collapse at NH wedding venue
24 March 2026
Reports that two patients remained hospitalised and that investigators were collecting inspection, permit and code records. It notes that the Sap House predated the state building code and that the legal occupant load was still under review.
Visit source →
07
Concord Monitor · News article
Fire Marshal: Tamworth wedding venue built prior to current building code
23 March; updated 24 March 2026
Explains the difference between fire-code occupant load and structural floor capacity. It confirms that investigators were reviewing historic records, permits, inspections and code requirements and that no final cause had been determined.
Visit source →
08
NBC10 Boston · News article
Nearly 70 people fall in floor collapse at NH wedding venue
21 March 2026
Early local account confirming 144 people inside, nearly 70 falling, six hospital transports and the presence of beams and farm equipment in the basement.
Visit source →
09
WBUR / Associated Press · News article
Six people injured after floor collapses at New Hampshire wedding venue
23 March 2026
Regional republication of the official casualty and investigation information, including the preliminary over-capacity assessment.
Visit source →
10
People · Magazine article
Multiple people injured after nearly 70 fell through collapsed floor at New Hampshire wedding venue
22 March 2026
Summarises the official account and quotes the State Fire Marshal crediting immediate action by guests, venue personnel and emergency responders with limiting the severity of the outcome.
Visit source →
11
New Hampshire State Fire Marshal’s Office · Official website
Investigation continues into floor collapse at Tamworth wedding venue
23 March 2026
Official update stating that two people remained hospitalised, the eight-foot distance to the basement had been confirmed and records concerning inspections, permits and codes were being collected.
⚠️ Automated direct retrieval was restricted during the source research.
Visit source →
12
The Preserve at Chocorua · Venue website
Property Overview
Undated; accessed July 2026
Venue-operated page describing the Sap House as a former maple-sugar shack available for intimate ceremonies, lounges and cocktail hours. It gives the Barn a capacity of more than 225 but publishes no numerical capacity for the Sap House.
Visit source →
13
New Hampshire Division of Travel and Tourism Development · Government tourism listing
The Preserve at Chocorua
Current listing accessed July 2026
State tourism listing confirming the venue address and its operation as accommodation and event space. It does not discuss the collapse or establish the Sap House’s safe occupancy.
Visit source →
14
New Hampshire State Fire Marshal’s Office · Open-source social post
Official State Fire Marshal investigation update
23 March 2026
Public post reproducing the official timeline, preliminary over-capacity finding and continuing request for information from witnesses.
Visit source →
15
WMUR-TV · Open-source social post
WMUR permit investigation post
March 2026
Public post reporting that the Sap House lacked the required place-of-assembly permit and showing the LifeFlight response at the property.
Visit source →
16
City Moose Catering · Open-source social post
Catering company response
21 March 2026
A catering company that said it had previously worked at the venue expressed concern for those involved and for emergency personnel still responding. It did not state that it was the caterer for this particular wedding.
Visit source →

Translate »