Its Dysdera Crocata the woodlouse Spider (Female full of eggs as well going by the shape of the Abdomen)

They usually live anywhere there are woodlice as they feed exclusively on them
Their Chelicerae are greatly enlarged and have powerful fangs for penetrating the armoured shell of the woodlouse, during the day they can be found in small firmly anchored silk tubes, only coming out at night to hunt.

Caution!!!!

Dysdera Crocata has an Aggressive nature, although not dangerous, when threatened they will rear up and can and will inflict a very painfull bite that can result in a pronounced 4"-5" swelling at/around the envenomation site but this will recede and heal over a couple of days with the help of a suitable Antihistamine cream