[(Title)] Communications subcontractor 'on site' ahead of fatal Wisconsin blast that killed firefighter, injured 11.

A communications company said Thursday that a subcontractor was working "on site" before an explosion that killed a Wisconsin firefighter this week.

一家通信公司星期四说，一个承建商正在现场工作，直到本周威斯康星州天然气泄漏发生爆炸，导致1名消防员遇难。

Authorities have said a crew punctured a natural gas main in downtown Sun Prairie on Tuesday, resulting in an explosion that damaged five buildings and killed Sun Prairie Fire Department Capt. Cory Barr.

当局说，星期二，一名员工在Sun Prairie市中心刺破了一个天然气主管，造成爆炸，造成五座建筑物受损，并杀死了Sun Prairie市消防部队长Cory Barr。

Verizon Wireless said Thursday it had contracted with Lawrence, Kansas-based Bear Communications for a fiber optics project in Sun Prairie. Bear said in a statement that its subcontractor was working "on site" but gave no other details.

威瑞森无线公司周四表示，已与总部位于堪萨斯州的劳伦斯公司（隶属于贝尔电信）签订合同，承担Sun Prairie的光纤项目。 贝尔在一份声明中说，当时其分包商正在“现场”工作，但没有提供其他细节。

Bear spokesman Scott Stein said in a telephone interview that the subcontractor's employees were working in the "vicinity" of the explosion and were evacuated before the blast occurred. He declined to comment further.

贝尔发言人Scott Stein在接受电话采访时说，分包商的员工在爆炸的“附近”工作，并在爆炸发生前撤离。 他拒绝进一步发表评论。

Three days after the blast, it remains unclear who is responsible for puncturing the main.

爆炸发生三天后，仍不清楚谁是爆炸事件的主要责任者。

Sun Prairie officials declined to release any information Thursday about the identity of the workers who punctured the main, citing an ongoing investigation.

SunPrairie官员以正在进行的调查为由，星期四拒绝透露任何有关刺破管道的工人身份的资料。

Bear said in its statement that "many questions" remain and it's cooperating with investigators. TDS Telecom said it has been working on a fiber optics project in Sun Prairie but none of their workers or contractors ruptured the line.

贝尔在声明中说，仍然存在"许多问题"，并正与调查人员合作，TDSTelecom表示，一直在在SunPrairie开发一个光纤项目，但没有任何工人或承包商打破这一线路。

Amy Jahns is a spokeswoman for We Energies, which owns the gas main. She declined to comment Thursday when asked if whoever punctured the line had made any effort to locate it before starting work, referring questions back to police.

艾米·贾恩斯是We Energies天然气总公司的发言人，拥有天然气主管。 周四，当被问及是谁刺破了管道时，她拒绝发表评论，并将问题提交给警方。

The explosion happened after police received a call of a gas leak in downtown Sun Prairie, a Madison suburb of about 30,000 people. Something sparked the gas while firefighters and other emergency responders were evacuating people from the area.

警方接到在太阳普拉里市中心发生煤气泄漏的报警后，发生了爆炸事件，当时麦迪逊郊区有大约3万人。当消防员和其他紧急救援人员从该地区疏散人员时，有什么东西引发了爆炸。

The blast rained debris up and down the street and leveled the Barr House, a tavern Barr owned. Ensuing fires damaged four other buildings, including Glass Nickel Pizza and a steak restaurant.

爆炸使街道上的瓦砾石堆成灰，并夷平了巴尔大厦，巴尔一家酒馆，火灾毁坏了另外四栋建筑物，包括格拉斯尼克尔·比萨和一家牛排餐厅。

Barr was working to evacuate people when he was caught in the blast, Fire Chief Chris Garrison has said. Eleven other people, including five other firefighters and a police officer, were hurt.

爆炸发生时，Barr正在努力疏散在被捕的人员而被困在爆炸中，消防主任ChrisGarrison说，另有11人受伤，其中包括其他5名消防人员和一名警察。