Ua hoʻolālā mua ʻia a kūkulu ʻia ka Ellicott brand® swinging ladder dredge i ka makahiki 1940. ʻO ka dredge i manaʻo mua ʻia no ka ʻeli ʻana i nā kahawai i ʻikiʻī no nā dredges maʻamau e hana. I kēia lā hoʻomau ʻo Ellicott e hoʻomohala a hana iā 8 ", 12", a me 14 ing Swinging Dragon® Dredges i maʻalahi e lawe a hāʻawi i nā ākea ākea ākea no ka pololei kūpono.
Kahi ʻia ka hana i nā dredge kaumaha hana i hana ʻia no nā makahiki he nui a kūpono hoʻi no ke kaiāulu, ke kaiāulu, ke ala wai, a me nā hana e pili ana i ka hale hana. ʻO kā mākou halihali hoʻolalelima hoʻolele kūpono hiki ke hana i nā ʻano lepo i hoʻopaʻa ʻia a me nā lako paʻa e like me ka pālolo a me ka pāpaona.
Hāʻawi ka huahana huahana a Ellicott i ke alapiʻi alapiʻi i nā lako pono like ʻole e like me ka Ellicott Series 360SL Swinging Dragon® Dredge. Hoʻokomo ʻia kēia dredge me nā kaohi uila uila no ka hana dredging pololei. Ke nānā nei ʻoe i kahi dredge e maʻalahi e hoʻākoakoa? A laila makemake ʻoe e noʻonoʻo i ka Ellicott 460SLM Swinging Dragon® Dredge hiki ke ʻākoakoa maʻalahi me kahi hoʻonohonoho o nā pono hana lima a me nā manuahi kai. No ka mea hoʻohana dredge ʻike, ka Ellicott Series 860SL Kauwīwī iā Dragon® Dredge hiki iā ia ke ʻeli i nā hohonu a hiki i 30 '(9.1 m) a hiki ke kū i ke ʻano kūpilikiʻi.
